diff --git a/convert-tests/defs.rs b/convert-tests/defs.rs
index bb1e3b0..8ac0f07 100644
--- a/convert-tests/defs.rs
+++ b/convert-tests/defs.rs
@@ -12,7 +12,7 @@ pub(crate) struct Test {
     #[serde(rename = "svn-revs")]
     pub(crate) svn_revs: Vec<SvnRev>,
     #[serde(rename = "conv-params")]
-    pub(crate) conv_params: serde_yaml::Value,
+    pub(crate) conv_params: String,
     #[serde(rename = "user-map")]
     pub(crate) user_map: Option<String>,
     #[serde(rename = "git-repack", default = "false_")]
diff --git a/convert-tests/test.rs b/convert-tests/test.rs
index befbfc2..bf5b6d6 100644
--- a/convert-tests/test.rs
+++ b/convert-tests/test.rs
@@ -24,8 +24,7 @@ pub(crate) fn run_test(test_path: &Path) -> Result<(), String> {
     }
 
     let conv_params_path = temp_dir.join("conv-params.yaml");
-    let conv_params_raw = serde_yaml::to_string(&test_def.conv_params).unwrap();
-    std::fs::write(&conv_params_path, conv_params_raw.as_bytes())
+    std::fs::write(&conv_params_path, test_def.conv_params.as_bytes())
         .map_err(|e| format!("failed to write {conv_params_path:?}: {e}"))?;
 
     let svn_dump_path = temp_dir.join("svn-dump");
diff --git a/convert-tests/tests/branches/branched-unbranched.yaml b/convert-tests/tests/branches/branched-unbranched.yaml
index 3f91df9..4dff948 100644
--- a/convert-tests/tests/branches/branched-unbranched.yaml
+++ b/convert-tests/tests/branches/branched-unbranched.yaml
@@ -24,7 +24,7 @@ svn-revs:
         action: add
         text: "z\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/branches/copy-nonbranch-to-one.yaml b/convert-tests/tests/branches/copy-nonbranch-to-one.yaml
index 79db1ff..d56bb77 100644
--- a/convert-tests/tests/branches/copy-nonbranch-to-one.yaml
+++ b/convert-tests/tests/branches/copy-nonbranch-to-one.yaml
@@ -23,7 +23,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - branches/*
   rename-branches:
diff --git a/convert-tests/tests/branches/copy-nonbranch-to-parent.yaml b/convert-tests/tests/branches/copy-nonbranch-to-parent.yaml
index d2621a9..2833daa 100644
--- a/convert-tests/tests/branches/copy-nonbranch-to-parent.yaml
+++ b/convert-tests/tests/branches/copy-nonbranch-to-parent.yaml
@@ -27,7 +27,7 @@ svn-revs:
         action: add
         copy-from-path: branches1
 
-conv-params:
+conv-params: |
   branches:
     - branches2/*
   head: branches2/b1
diff --git a/convert-tests/tests/branches/copy-one-to-nonbranch.yaml b/convert-tests/tests/branches/copy-one-to-nonbranch.yaml
index 4e379ba..77fb225 100644
--- a/convert-tests/tests/branches/copy-one-to-nonbranch.yaml
+++ b/convert-tests/tests/branches/copy-one-to-nonbranch.yaml
@@ -23,7 +23,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   rename-branches:
diff --git a/convert-tests/tests/branches/copy-one.yaml b/convert-tests/tests/branches/copy-one.yaml
index be5ba2f..fa676c0 100644
--- a/convert-tests/tests/branches/copy-one.yaml
+++ b/convert-tests/tests/branches/copy-one.yaml
@@ -23,7 +23,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/copy-parent-to-nonbranch.yaml b/convert-tests/tests/branches/copy-parent-to-nonbranch.yaml
index 5945ef0..4712c8c 100644
--- a/convert-tests/tests/branches/copy-parent-to-nonbranch.yaml
+++ b/convert-tests/tests/branches/copy-parent-to-nonbranch.yaml
@@ -27,7 +27,7 @@ svn-revs:
         action: add
         copy-from-path: branches1
 
-conv-params:
+conv-params: |
   branches:
     - branches1/*
   head: branches1/b1
diff --git a/convert-tests/tests/branches/copy-parent.yaml b/convert-tests/tests/branches/copy-parent.yaml
index d6cecbb..2deeebc 100644
--- a/convert-tests/tests/branches/copy-parent.yaml
+++ b/convert-tests/tests/branches/copy-parent.yaml
@@ -27,7 +27,7 @@ svn-revs:
         action: add
         copy-from-path: branches1
 
-conv-params:
+conv-params: |
   branches:
     - branches1/*
     - branches2/*
diff --git a/convert-tests/tests/branches/copy-replace-parent.yaml b/convert-tests/tests/branches/copy-replace-parent.yaml
index 718d47f..2c596d3 100644
--- a/convert-tests/tests/branches/copy-replace-parent.yaml
+++ b/convert-tests/tests/branches/copy-replace-parent.yaml
@@ -41,7 +41,7 @@ svn-revs:
         action: replace
         copy-from-path: branches1
 
-conv-params:
+conv-params: |
   branches:
     - branches1/*
     - branches2/*
diff --git a/convert-tests/tests/branches/delete-keep.yaml b/convert-tests/tests/branches/delete-keep.yaml
index c314c8b..bf66a3f 100644
--- a/convert-tests/tests/branches/delete-keep.yaml
+++ b/convert-tests/tests/branches/delete-keep.yaml
@@ -19,7 +19,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/branches/delete-not-keep.yaml b/convert-tests/tests/branches/delete-not-keep.yaml
index b75c15c..1c6501a 100644
--- a/convert-tests/tests/branches/delete-not-keep.yaml
+++ b/convert-tests/tests/branches/delete-not-keep.yaml
@@ -29,7 +29,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/delete-twice.yaml b/convert-tests/tests/branches/delete-twice.yaml
index 6819cc6..7326351 100644
--- a/convert-tests/tests/branches/delete-twice.yaml
+++ b/convert-tests/tests/branches/delete-twice.yaml
@@ -35,7 +35,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/branches/merge-after-cherrypick.yaml b/convert-tests/tests/branches/merge-after-cherrypick.yaml
index e952b55..8d95186 100644
--- a/convert-tests/tests/branches/merge-after-cherrypick.yaml
+++ b/convert-tests/tests/branches/merge-after-cherrypick.yaml
@@ -74,7 +74,7 @@ svn-revs:
         action: add
         text: "file D\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-allowed-gap.yaml b/convert-tests/tests/branches/merge-allowed-gap.yaml
index 3c30eff..753d214 100644
--- a/convert-tests/tests/branches/merge-allowed-gap.yaml
+++ b/convert-tests/tests/branches/merge-allowed-gap.yaml
@@ -50,7 +50,7 @@ svn-revs:
         action: add
         text: "file B\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-and-keep.yaml b/convert-tests/tests/branches/merge-and-keep.yaml
index 3fd40d0..e465eb6 100644
--- a/convert-tests/tests/branches/merge-and-keep.yaml
+++ b/convert-tests/tests/branches/merge-and-keep.yaml
@@ -60,7 +60,7 @@ svn-revs:
         action: add
         text: "file D\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-and-revert-keep.yaml b/convert-tests/tests/branches/merge-and-revert-keep.yaml
index 5f03b92..76fadc6 100644
--- a/convert-tests/tests/branches/merge-and-revert-keep.yaml
+++ b/convert-tests/tests/branches/merge-and-revert-keep.yaml
@@ -60,7 +60,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-and-revert-not-keep.yaml b/convert-tests/tests/branches/merge-and-revert-not-keep.yaml
index 8613247..c902743 100644
--- a/convert-tests/tests/branches/merge-and-revert-not-keep.yaml
+++ b/convert-tests/tests/branches/merge-and-revert-not-keep.yaml
@@ -60,7 +60,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-during-create.yaml b/convert-tests/tests/branches/merge-during-create.yaml
index 4c68fee..8501094 100644
--- a/convert-tests/tests/branches/merge-during-create.yaml
+++ b/convert-tests/tests/branches/merge-during-create.yaml
@@ -51,7 +51,7 @@ svn-revs:
         action: add
         text: "file C\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-simple-ignore.yaml b/convert-tests/tests/branches/merge-simple-ignore.yaml
index a8a8bd0..4f76f9a 100644
--- a/convert-tests/tests/branches/merge-simple-ignore.yaml
+++ b/convert-tests/tests/branches/merge-simple-ignore.yaml
@@ -50,7 +50,7 @@ svn-revs:
         action: add
         text: "file C\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-simple.yaml b/convert-tests/tests/branches/merge-simple.yaml
index d5fdcec..d1a08d2 100644
--- a/convert-tests/tests/branches/merge-simple.yaml
+++ b/convert-tests/tests/branches/merge-simple.yaml
@@ -50,7 +50,7 @@ svn-revs:
         action: add
         text: "file C\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/merge-twice.yaml b/convert-tests/tests/branches/merge-twice.yaml
index 8e16ee8..7b41d27 100644
--- a/convert-tests/tests/branches/merge-twice.yaml
+++ b/convert-tests/tests/branches/merge-twice.yaml
@@ -63,7 +63,7 @@ svn-revs:
         action: add
         text: "file C\n"
 
-conv-params:
+conv-params: |
   branches:
   - trunk
   - branches/*
diff --git a/convert-tests/tests/branches/merge-with-cherrypick.yaml b/convert-tests/tests/branches/merge-with-cherrypick.yaml
index 6ef22b3..4304507 100644
--- a/convert-tests/tests/branches/merge-with-cherrypick.yaml
+++ b/convert-tests/tests/branches/merge-with-cherrypick.yaml
@@ -89,7 +89,7 @@ svn-revs:
         action: add
         text: "file E\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/not-merge-gap.yaml b/convert-tests/tests/branches/not-merge-gap.yaml
index d93b6ff..9107448 100644
--- a/convert-tests/tests/branches/not-merge-gap.yaml
+++ b/convert-tests/tests/branches/not-merge-gap.yaml
@@ -50,7 +50,7 @@ svn-revs:
         action: add
         text: "file C\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/branches/recover-one.yaml b/convert-tests/tests/branches/recover-one.yaml
index 436bbf1..dddb1c4 100644
--- a/convert-tests/tests/branches/recover-one.yaml
+++ b/convert-tests/tests/branches/recover-one.yaml
@@ -24,7 +24,7 @@ svn-revs:
         copy-from-rev: 1
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - trunk2
diff --git a/convert-tests/tests/branches/recover-parent.yaml b/convert-tests/tests/branches/recover-parent.yaml
index d11360b..5da409c 100644
--- a/convert-tests/tests/branches/recover-parent.yaml
+++ b/convert-tests/tests/branches/recover-parent.yaml
@@ -34,7 +34,7 @@ svn-revs:
         copy-from-rev: 1
         copy-from-path: branches1
 
-conv-params:
+conv-params: |
   branches:
     - branches1/*
     - branches2/*
diff --git a/convert-tests/tests/branches/recreate.yaml b/convert-tests/tests/branches/recreate.yaml
index be00a6e..cd0d00e 100644
--- a/convert-tests/tests/branches/recreate.yaml
+++ b/convert-tests/tests/branches/recreate.yaml
@@ -26,7 +26,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/branches/unbranched-custom.yaml b/convert-tests/tests/branches/unbranched-custom.yaml
index 0706029..063bbae 100644
--- a/convert-tests/tests/branches/unbranched-custom.yaml
+++ b/convert-tests/tests/branches/unbranched-custom.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   head: ""
   unbranched-name: onebranch
 
diff --git a/convert-tests/tests/commit-meta/custom.yaml b/convert-tests/tests/commit-meta/custom.yaml
index b5b3cf5..45219f2 100644
--- a/convert-tests/tests/commit-meta/custom.yaml
+++ b/convert-tests/tests/commit-meta/custom.yaml
@@ -25,7 +25,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
   user-map-file: user-map.txt
diff --git a/convert-tests/tests/commit-meta/default.yaml b/convert-tests/tests/commit-meta/default.yaml
index 0609789..5ef23a4 100644
--- a/convert-tests/tests/commit-meta/default.yaml
+++ b/convert-tests/tests/commit-meta/default.yaml
@@ -34,7 +34,7 @@ svn-revs:
         action: change
         text: "z\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/copy-root.yaml b/convert-tests/tests/copy-root.yaml
index c3a4a68..76e7052 100644
--- a/convert-tests/tests/copy-root.yaml
+++ b/convert-tests/tests/copy-root.yaml
@@ -27,7 +27,7 @@ svn-revs:
         action: add
         copy-from-path: ""
 
-conv-params:
+conv-params: |
   branches:
     - branches/*
     - backup/branches/*
diff --git a/convert-tests/tests/delete-files-branched.yaml b/convert-tests/tests/delete-files-branched.yaml
index b24a2e5..4ceceeb 100644
--- a/convert-tests/tests/delete-files-branched.yaml
+++ b/convert-tests/tests/delete-files-branched.yaml
@@ -21,7 +21,7 @@ svn-revs:
         action: add
         copy-from-path: trunk/y
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   delete-files:
diff --git a/convert-tests/tests/delete-files-unbranched.yaml b/convert-tests/tests/delete-files-unbranched.yaml
index 27bb1c0..f2080b2 100644
--- a/convert-tests/tests/delete-files-unbranched.yaml
+++ b/convert-tests/tests/delete-files-unbranched.yaml
@@ -18,7 +18,7 @@ svn-revs:
         action: add
         copy-from-path: y
 
-conv-params:
+conv-params: |
   head: ""
   delete-files:
     - "**/y"
diff --git a/convert-tests/tests/dump-sources/compressed-bzip2.yaml b/convert-tests/tests/dump-sources/compressed-bzip2.yaml
index c0c8608..044f626 100644
--- a/convert-tests/tests/dump-sources/compressed-bzip2.yaml
+++ b/convert-tests/tests/dump-sources/compressed-bzip2.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/dump-sources/compressed-gzip.yaml b/convert-tests/tests/dump-sources/compressed-gzip.yaml
index 3b9d70b..d3f2bf6 100644
--- a/convert-tests/tests/dump-sources/compressed-gzip.yaml
+++ b/convert-tests/tests/dump-sources/compressed-gzip.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/dump-sources/compressed-lz4.yaml b/convert-tests/tests/dump-sources/compressed-lz4.yaml
index 5e4f41e..6eac26b 100644
--- a/convert-tests/tests/dump-sources/compressed-lz4.yaml
+++ b/convert-tests/tests/dump-sources/compressed-lz4.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/dump-sources/compressed-xz.yaml b/convert-tests/tests/dump-sources/compressed-xz.yaml
index 7dca4c1..1f3be51 100644
--- a/convert-tests/tests/dump-sources/compressed-xz.yaml
+++ b/convert-tests/tests/dump-sources/compressed-xz.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/dump-sources/compressed-zstd.yaml b/convert-tests/tests/dump-sources/compressed-zstd.yaml
index be80117..2121d46 100644
--- a/convert-tests/tests/dump-sources/compressed-zstd.yaml
+++ b/convert-tests/tests/dump-sources/compressed-zstd.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/dump-sources/uncompressed.yaml b/convert-tests/tests/dump-sources/uncompressed.yaml
index 11c2f14..64bdff0 100644
--- a/convert-tests/tests/dump-sources/uncompressed.yaml
+++ b/convert-tests/tests/dump-sources/uncompressed.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/fail/change-non-existing-file.yaml b/convert-tests/tests/fail/change-non-existing-file.yaml
index f82c3e2..b5e2fbd 100644
--- a/convert-tests/tests/fail/change-non-existing-file.yaml
+++ b/convert-tests/tests/fail/change-non-existing-file.yaml
@@ -13,7 +13,7 @@ svn-revs:
         action: change
         text: "x\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/copy-file-as-dir.yaml b/convert-tests/tests/fail/copy-file-as-dir.yaml
index 86315f7..ed6750a 100644
--- a/convert-tests/tests/fail/copy-file-as-dir.yaml
+++ b/convert-tests/tests/fail/copy-file-as-dir.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: add
         copy-from-path: trunk/x
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/copy-from-non-existing-path.yaml b/convert-tests/tests/fail/copy-from-non-existing-path.yaml
index f47f2b2..407fc96 100644
--- a/convert-tests/tests/fail/copy-from-non-existing-path.yaml
+++ b/convert-tests/tests/fail/copy-from-non-existing-path.yaml
@@ -14,7 +14,7 @@ svn-revs:
         copy-from-rev: 1
         copy-from-path: trunk/y
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/copy-from-non-existing-rev.yaml b/convert-tests/tests/fail/copy-from-non-existing-rev.yaml
index 91c57fc..aa08f56 100644
--- a/convert-tests/tests/fail/copy-from-non-existing-rev.yaml
+++ b/convert-tests/tests/fail/copy-from-non-existing-rev.yaml
@@ -14,7 +14,7 @@ svn-revs:
         copy-from-rev: 3
         copy-from-path: trunk/y
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/delete-non-existing-file.yaml b/convert-tests/tests/fail/delete-non-existing-file.yaml
index e131f3e..eaeed8d 100644
--- a/convert-tests/tests/fail/delete-non-existing-file.yaml
+++ b/convert-tests/tests/fail/delete-non-existing-file.yaml
@@ -12,7 +12,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/delete-with-copy-from.yaml b/convert-tests/tests/fail/delete-with-copy-from.yaml
index 768e01a..819dad0 100644
--- a/convert-tests/tests/fail/delete-with-copy-from.yaml
+++ b/convert-tests/tests/fail/delete-with-copy-from.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: delete
         copy-from-path: trunk/x
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/delete-with-text.yaml b/convert-tests/tests/fail/delete-with-text.yaml
index a5a100e..401f96f 100644
--- a/convert-tests/tests/fail/delete-with-text.yaml
+++ b/convert-tests/tests/fail/delete-with-text.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: delete
         text: "x\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/deleted-head.yaml b/convert-tests/tests/fail/deleted-head.yaml
index 821d1ed..10f7283 100644
--- a/convert-tests/tests/fail/deleted-head.yaml
+++ b/convert-tests/tests/fail/deleted-head.yaml
@@ -32,7 +32,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/fail/invalid-sync-from-uuid.yaml b/convert-tests/tests/fail/invalid-sync-from-uuid.yaml
index ffdfa83..c1e32ca 100644
--- a/convert-tests/tests/fail/invalid-sync-from-uuid.yaml
+++ b/convert-tests/tests/fail/invalid-sync-from-uuid.yaml
@@ -3,7 +3,7 @@ svn-revs:
     props:
       svn:sync-from-uuid: This-is-not-a-UUID
 
-conv-params: {}
+conv-params: ""
 
 failed: true
 
diff --git a/convert-tests/tests/fail/invalid-uuid.yaml b/convert-tests/tests/fail/invalid-uuid.yaml
index 31a3995..b19d130 100644
--- a/convert-tests/tests/fail/invalid-uuid.yaml
+++ b/convert-tests/tests/fail/invalid-uuid.yaml
@@ -2,7 +2,7 @@ svn-uuid: This-is-not-a-UUID
 
 svn-revs: []
 
-conv-params: {}
+conv-params: ""
 
 failed: true
 
diff --git a/convert-tests/tests/fail/missing-file-add-text.yaml b/convert-tests/tests/fail/missing-file-add-text.yaml
index 8ea616a..e896ada 100644
--- a/convert-tests/tests/fail/missing-file-add-text.yaml
+++ b/convert-tests/tests/fail/missing-file-add-text.yaml
@@ -9,7 +9,7 @@ svn-revs:
         kind: file
         action: add
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/missing-file-replace-text.yaml b/convert-tests/tests/fail/missing-file-replace-text.yaml
index 3ab30d0..d8a38b6 100644
--- a/convert-tests/tests/fail/missing-file-replace-text.yaml
+++ b/convert-tests/tests/fail/missing-file-replace-text.yaml
@@ -19,7 +19,7 @@ svn-revs:
         kind: file
         action: replace
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/non-monotonic-rev-no.yaml b/convert-tests/tests/fail/non-monotonic-rev-no.yaml
index 613b701..1b640ee 100644
--- a/convert-tests/tests/fail/non-monotonic-rev-no.yaml
+++ b/convert-tests/tests/fail/non-monotonic-rev-no.yaml
@@ -2,7 +2,7 @@ svn-revs:
   - no: 2
   - no: 1
 
-conv-params: {}
+conv-params: ""
 
 failed: true
 
diff --git a/convert-tests/tests/fail/repeated-rev-no copy.yaml b/convert-tests/tests/fail/repeated-rev-no copy.yaml
index 00f90fe..a1a63ce 100644
--- a/convert-tests/tests/fail/repeated-rev-no copy.yaml	
+++ b/convert-tests/tests/fail/repeated-rev-no copy.yaml	
@@ -2,7 +2,7 @@ svn-revs:
   - no: 1
   - no: 1
 
-conv-params: {}
+conv-params: ""
 
 failed: true
 
diff --git a/convert-tests/tests/fail/replace-non-existing-file.yaml b/convert-tests/tests/fail/replace-non-existing-file.yaml
index 4a4c889..e78d80b 100644
--- a/convert-tests/tests/fail/replace-non-existing-file.yaml
+++ b/convert-tests/tests/fail/replace-non-existing-file.yaml
@@ -13,7 +13,7 @@ svn-revs:
         action: replace
         text: "x\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/fail/tag-head.yaml b/convert-tests/tests/fail/tag-head.yaml
index aecf599..deb04aa 100644
--- a/convert-tests/tests/fail/tag-head.yaml
+++ b/convert-tests/tests/fail/tag-head.yaml
@@ -23,7 +23,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   tags:
diff --git a/convert-tests/tests/git-repack.yaml b/convert-tests/tests/git-repack.yaml
index 8dea97e..883c134 100644
--- a/convert-tests/tests/git-repack.yaml
+++ b/convert-tests/tests/git-repack.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/head/custom-branch.yaml b/convert-tests/tests/head/custom-branch.yaml
index ec6934b..fefad79 100644
--- a/convert-tests/tests/head/custom-branch.yaml
+++ b/convert-tests/tests/head/custom-branch.yaml
@@ -26,7 +26,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/head/default.yaml b/convert-tests/tests/head/default.yaml
index d9d37f7..dbd5650 100644
--- a/convert-tests/tests/head/default.yaml
+++ b/convert-tests/tests/head/default.yaml
@@ -26,7 +26,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/head/deleted-keep.yaml b/convert-tests/tests/head/deleted-keep.yaml
index 06f85ff..e9d0bab 100644
--- a/convert-tests/tests/head/deleted-keep.yaml
+++ b/convert-tests/tests/head/deleted-keep.yaml
@@ -32,7 +32,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/head/explicit-trunk.yaml b/convert-tests/tests/head/explicit-trunk.yaml
index cc22941..dac0aa1 100644
--- a/convert-tests/tests/head/explicit-trunk.yaml
+++ b/convert-tests/tests/head/explicit-trunk.yaml
@@ -26,7 +26,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/head/unbranched-custom.yaml b/convert-tests/tests/head/unbranched-custom.yaml
index 08156f5..464682f 100644
--- a/convert-tests/tests/head/unbranched-custom.yaml
+++ b/convert-tests/tests/head/unbranched-custom.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   head: ""
   unbranched-name: master
 
diff --git a/convert-tests/tests/head/unbranched.yaml b/convert-tests/tests/head/unbranched.yaml
index faea838..7aa343c 100644
--- a/convert-tests/tests/head/unbranched.yaml
+++ b/convert-tests/tests/head/unbranched.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ignore/branched.yaml b/convert-tests/tests/ignore/branched.yaml
index e505745..c640c7a 100644
--- a/convert-tests/tests/ignore/branched.yaml
+++ b/convert-tests/tests/ignore/branched.yaml
@@ -58,7 +58,7 @@ svn-revs:
         action: change
         props: {}
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ignore/disabled-branched.yaml b/convert-tests/tests/ignore/disabled-branched.yaml
index d5be6af..f748ff5 100644
--- a/convert-tests/tests/ignore/disabled-branched.yaml
+++ b/convert-tests/tests/ignore/disabled-branched.yaml
@@ -58,7 +58,7 @@ svn-revs:
         action: change
         props: {}
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   generate-gitignore: false
diff --git a/convert-tests/tests/ignore/disabled-unbranched.yaml b/convert-tests/tests/ignore/disabled-unbranched.yaml
index aa2e846..b44e432 100644
--- a/convert-tests/tests/ignore/disabled-unbranched.yaml
+++ b/convert-tests/tests/ignore/disabled-unbranched.yaml
@@ -68,7 +68,7 @@ svn-revs:
         action: change
         props: {}
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   generate-gitignore: false
diff --git a/convert-tests/tests/ignore/unbranched.yaml b/convert-tests/tests/ignore/unbranched.yaml
index cc3d4df..f7ccf65 100644
--- a/convert-tests/tests/ignore/unbranched.yaml
+++ b/convert-tests/tests/ignore/unbranched.yaml
@@ -68,7 +68,7 @@ svn-revs:
         action: change
         props: {}
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/basic.yaml b/convert-tests/tests/ops-branched/basic.yaml
index fd8d5af..284963c 100644
--- a/convert-tests/tests/ops-branched/basic.yaml
+++ b/convert-tests/tests/ops-branched/basic.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/change-file-exec.yaml b/convert-tests/tests/ops-branched/change-file-exec.yaml
index f5baaf9..fa95aa4 100644
--- a/convert-tests/tests/ops-branched/change-file-exec.yaml
+++ b/convert-tests/tests/ops-branched/change-file-exec.yaml
@@ -49,9 +49,9 @@ svn-revs:
         # Without prop section
         text: "4\n"
 
-conv-params:
+conv-params: |
   branches:
-   - trunk
+    - trunk
 
 git-revs:
   - rev: trunk~5
diff --git a/convert-tests/tests/ops-branched/copy-dir.yaml b/convert-tests/tests/ops-branched/copy-dir.yaml
index 1256235..9fe7daa 100644
--- a/convert-tests/tests/ops-branched/copy-dir.yaml
+++ b/convert-tests/tests/ops-branched/copy-dir.yaml
@@ -20,7 +20,7 @@ svn-revs:
         action: add
         copy-from-path: trunk/dir
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/copy-file.yaml b/convert-tests/tests/ops-branched/copy-file.yaml
index e38ac0b..6368a70 100644
--- a/convert-tests/tests/ops-branched/copy-file.yaml
+++ b/convert-tests/tests/ops-branched/copy-file.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: add
         copy-from-path: trunk/x
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/copy-modify-file.yaml b/convert-tests/tests/ops-branched/copy-modify-file.yaml
index b4820d1..a1a101c 100644
--- a/convert-tests/tests/ops-branched/copy-modify-file.yaml
+++ b/convert-tests/tests/ops-branched/copy-modify-file.yaml
@@ -18,7 +18,7 @@ svn-revs:
         copy-from-path: trunk/original
         text: "modified\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/copy-replace-file.yaml b/convert-tests/tests/ops-branched/copy-replace-file.yaml
index dcec224..ffdac2b 100644
--- a/convert-tests/tests/ops-branched/copy-replace-file.yaml
+++ b/convert-tests/tests/ops-branched/copy-replace-file.yaml
@@ -21,7 +21,7 @@ svn-revs:
         action: replace
         copy-from-path: trunk/x
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/copy-replace-modify-file.yaml b/convert-tests/tests/ops-branched/copy-replace-modify-file.yaml
index 232181d..9e5663e 100644
--- a/convert-tests/tests/ops-branched/copy-replace-modify-file.yaml
+++ b/convert-tests/tests/ops-branched/copy-replace-modify-file.yaml
@@ -22,7 +22,7 @@ svn-revs:
         copy-from-path: trunk/x
         text: "file 3\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/delete-dir.yaml b/convert-tests/tests/ops-branched/delete-dir.yaml
index 6c19b96..60a986e 100644
--- a/convert-tests/tests/ops-branched/delete-dir.yaml
+++ b/convert-tests/tests/ops-branched/delete-dir.yaml
@@ -19,7 +19,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/delete-file.yaml b/convert-tests/tests/ops-branched/delete-file.yaml
index e5b18b3..fbbeeab 100644
--- a/convert-tests/tests/ops-branched/delete-file.yaml
+++ b/convert-tests/tests/ops-branched/delete-file.yaml
@@ -16,7 +16,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/file-to-symlink.yaml b/convert-tests/tests/ops-branched/file-to-symlink.yaml
index c1abf3f..50e8ab7 100644
--- a/convert-tests/tests/ops-branched/file-to-symlink.yaml
+++ b/convert-tests/tests/ops-branched/file-to-symlink.yaml
@@ -46,7 +46,7 @@ svn-revs:
           svn:special: "*"
         text: "link target3"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/modify-file.yaml b/convert-tests/tests/ops-branched/modify-file.yaml
index 2e4327d..1cc228e 100644
--- a/convert-tests/tests/ops-branched/modify-file.yaml
+++ b/convert-tests/tests/ops-branched/modify-file.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: change
         text: "modified\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-branched/replace-file.yaml b/convert-tests/tests/ops-branched/replace-file.yaml
index fe47c54..e0e3c30 100644
--- a/convert-tests/tests/ops-branched/replace-file.yaml
+++ b/convert-tests/tests/ops-branched/replace-file.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: replace
         text: "replaced\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/ops-unbranched/basic.yaml b/convert-tests/tests/ops-unbranched/basic.yaml
index 177da96..352f483 100644
--- a/convert-tests/tests/ops-unbranched/basic.yaml
+++ b/convert-tests/tests/ops-unbranched/basic.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: add
         text: "y\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/change-file-exec.yaml b/convert-tests/tests/ops-unbranched/change-file-exec.yaml
index 4a9c56f..6a940fa 100644
--- a/convert-tests/tests/ops-unbranched/change-file-exec.yaml
+++ b/convert-tests/tests/ops-unbranched/change-file-exec.yaml
@@ -46,7 +46,7 @@ svn-revs:
         # Without prop section
         text: "4\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/copy-dir.yaml b/convert-tests/tests/ops-unbranched/copy-dir.yaml
index ac106d3..3794ab1 100644
--- a/convert-tests/tests/ops-unbranched/copy-dir.yaml
+++ b/convert-tests/tests/ops-unbranched/copy-dir.yaml
@@ -17,7 +17,7 @@ svn-revs:
         action: add
         copy-from-path: dir
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/copy-file.yaml b/convert-tests/tests/ops-unbranched/copy-file.yaml
index b1b34d9..715e6ea 100644
--- a/convert-tests/tests/ops-unbranched/copy-file.yaml
+++ b/convert-tests/tests/ops-unbranched/copy-file.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: add
         copy-from-path: x
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/copy-modify-file.yaml b/convert-tests/tests/ops-unbranched/copy-modify-file.yaml
index 493c025..e03bb39 100644
--- a/convert-tests/tests/ops-unbranched/copy-modify-file.yaml
+++ b/convert-tests/tests/ops-unbranched/copy-modify-file.yaml
@@ -15,7 +15,7 @@ svn-revs:
         copy-from-path: original
         text: "modified\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/copy-replace-file.yaml b/convert-tests/tests/ops-unbranched/copy-replace-file.yaml
index 65204cb..f11d2b3 100644
--- a/convert-tests/tests/ops-unbranched/copy-replace-file.yaml
+++ b/convert-tests/tests/ops-unbranched/copy-replace-file.yaml
@@ -18,7 +18,7 @@ svn-revs:
         action: replace
         copy-from-path: x
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/copy-replace-modify-file.yaml b/convert-tests/tests/ops-unbranched/copy-replace-modify-file.yaml
index ce44af7..3f95a58 100644
--- a/convert-tests/tests/ops-unbranched/copy-replace-modify-file.yaml
+++ b/convert-tests/tests/ops-unbranched/copy-replace-modify-file.yaml
@@ -19,7 +19,7 @@ svn-revs:
         copy-from-path: x
         text: "file 3\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/delete-dir.yaml b/convert-tests/tests/ops-unbranched/delete-dir.yaml
index de6e91c..14eb836 100644
--- a/convert-tests/tests/ops-unbranched/delete-dir.yaml
+++ b/convert-tests/tests/ops-unbranched/delete-dir.yaml
@@ -16,7 +16,7 @@ svn-revs:
         kind: dir
         action: delete
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/delete-file.yaml b/convert-tests/tests/ops-unbranched/delete-file.yaml
index 70925ff..013ce36 100644
--- a/convert-tests/tests/ops-unbranched/delete-file.yaml
+++ b/convert-tests/tests/ops-unbranched/delete-file.yaml
@@ -16,7 +16,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/file-to-symlink.yaml b/convert-tests/tests/ops-unbranched/file-to-symlink.yaml
index c5f5258..2052600 100644
--- a/convert-tests/tests/ops-unbranched/file-to-symlink.yaml
+++ b/convert-tests/tests/ops-unbranched/file-to-symlink.yaml
@@ -46,7 +46,7 @@ svn-revs:
           svn:special: "*"
         text: "link target3"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/modify-file.yaml b/convert-tests/tests/ops-unbranched/modify-file.yaml
index 89a8fcd..bf1d748 100644
--- a/convert-tests/tests/ops-unbranched/modify-file.yaml
+++ b/convert-tests/tests/ops-unbranched/modify-file.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: change
         text: "modified\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/ops-unbranched/replace-file.yaml b/convert-tests/tests/ops-unbranched/replace-file.yaml
index 35cf42a..db355a6 100644
--- a/convert-tests/tests/ops-unbranched/replace-file.yaml
+++ b/convert-tests/tests/ops-unbranched/replace-file.yaml
@@ -14,7 +14,7 @@ svn-revs:
         action: replace
         text: "replaced\n"
 
-conv-params:
+conv-params: |
   head: ""
 
 git-revs:
diff --git a/convert-tests/tests/prop-delta/change-file-exec.yaml b/convert-tests/tests/prop-delta/change-file-exec.yaml
index 6099a84..1b32002 100644
--- a/convert-tests/tests/prop-delta/change-file-exec.yaml
+++ b/convert-tests/tests/prop-delta/change-file-exec.yaml
@@ -56,7 +56,7 @@ svn-revs:
         # Without prop section
         text: "4\n"
 
-conv-params:
+conv-params: |
   branches:
    - trunk
 
diff --git a/convert-tests/tests/prop-delta/ignore-branched.yaml b/convert-tests/tests/prop-delta/ignore-branched.yaml
index ceb0dee..dbfc44f 100644
--- a/convert-tests/tests/prop-delta/ignore-branched.yaml
+++ b/convert-tests/tests/prop-delta/ignore-branched.yaml
@@ -56,7 +56,7 @@ svn-revs:
             f
           svn:global-ignores: null
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/prop-delta/ignore-unbranched.yaml b/convert-tests/tests/prop-delta/ignore-unbranched.yaml
index 30ce7f8..c8610c5 100644
--- a/convert-tests/tests/prop-delta/ignore-unbranched.yaml
+++ b/convert-tests/tests/prop-delta/ignore-unbranched.yaml
@@ -66,7 +66,7 @@ svn-revs:
             f
           svn:global-ignores: null
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/prop-delta/merge-and-keep.yaml b/convert-tests/tests/prop-delta/merge-and-keep.yaml
index 67e7b25..bc1625b 100644
--- a/convert-tests/tests/prop-delta/merge-and-keep.yaml
+++ b/convert-tests/tests/prop-delta/merge-and-keep.yaml
@@ -64,7 +64,7 @@ svn-revs:
         action: add
         text: "file D\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/prop-delta/merge-and-revert-keep.yaml b/convert-tests/tests/prop-delta/merge-and-revert-keep.yaml
index ee8cdcc..ec09847 100644
--- a/convert-tests/tests/prop-delta/merge-and-revert-keep.yaml
+++ b/convert-tests/tests/prop-delta/merge-and-revert-keep.yaml
@@ -64,7 +64,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/prop-delta/merge-and-revert-not-keep.yaml b/convert-tests/tests/prop-delta/merge-and-revert-not-keep.yaml
index 7127ffd..78f0831 100644
--- a/convert-tests/tests/prop-delta/merge-and-revert-not-keep.yaml
+++ b/convert-tests/tests/prop-delta/merge-and-revert-not-keep.yaml
@@ -64,7 +64,7 @@ svn-revs:
         kind: file
         action: delete
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/symlink.yaml b/convert-tests/tests/symlink.yaml
index 0760eb5..fc430df 100644
--- a/convert-tests/tests/symlink.yaml
+++ b/convert-tests/tests/symlink.yaml
@@ -19,7 +19,7 @@ svn-revs:
         action: change
         text: "link target2"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/tags/branch-from-tag.yaml b/convert-tests/tests/tags/branch-from-tag.yaml
index cf71df7..3a6552f 100644
--- a/convert-tests/tests/tags/branch-from-tag.yaml
+++ b/convert-tests/tests/tags/branch-from-tag.yaml
@@ -33,7 +33,7 @@ svn-revs:
         action: add
         copy-from-path: tags/t1
 
-conv-params:
+conv-params: |
   branches:
     - trunk
     - branches/*
diff --git a/convert-tests/tests/tags/custom-meta.yaml b/convert-tests/tests/tags/custom-meta.yaml
index ee26f07..fb32294 100644
--- a/convert-tests/tests/tags/custom-meta.yaml
+++ b/convert-tests/tests/tags/custom-meta.yaml
@@ -34,7 +34,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   rename-branches:
diff --git a/convert-tests/tests/tags/default-meta.yaml b/convert-tests/tests/tags/default-meta.yaml
index 7623e83..2e7c6fe 100644
--- a/convert-tests/tests/tags/default-meta.yaml
+++ b/convert-tests/tests/tags/default-meta.yaml
@@ -34,7 +34,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   rename-branches:
diff --git a/convert-tests/tests/tags/from-branch-with-changes.yaml b/convert-tests/tests/tags/from-branch-with-changes.yaml
index deab816..973a853 100644
--- a/convert-tests/tests/tags/from-branch-with-changes.yaml
+++ b/convert-tests/tests/tags/from-branch-with-changes.yaml
@@ -27,7 +27,7 @@ svn-revs:
         action: change
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   tags:
diff --git a/convert-tests/tests/tags/from-branch.yaml b/convert-tests/tests/tags/from-branch.yaml
index 2b85941..79b32a1 100644
--- a/convert-tests/tests/tags/from-branch.yaml
+++ b/convert-tests/tests/tags/from-branch.yaml
@@ -23,7 +23,7 @@ svn-revs:
         action: add
         copy-from-path: trunk
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   rename-branches:
diff --git a/convert-tests/tests/tags/from-empty.yaml b/convert-tests/tests/tags/from-empty.yaml
index b3f7fe1..d86ffd2 100644
--- a/convert-tests/tests/tags/from-empty.yaml
+++ b/convert-tests/tests/tags/from-empty.yaml
@@ -16,7 +16,7 @@ svn-revs:
         action: add
         text: "x\n"
 
-conv-params:
+conv-params: |
   tags:
     - tags/*
   head: tags/t1
diff --git a/convert-tests/tests/tags/from-tag.yaml b/convert-tests/tests/tags/from-tag.yaml
index 3f0293b..5be713d 100644
--- a/convert-tests/tests/tags/from-tag.yaml
+++ b/convert-tests/tests/tags/from-tag.yaml
@@ -30,7 +30,7 @@ svn-revs:
         action: add
         copy-from-path: tags/t1
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   rename-branches:
diff --git a/convert-tests/tests/tags/modify.yaml b/convert-tests/tests/tags/modify.yaml
index 3e2dcdf..2e1fd1f 100644
--- a/convert-tests/tests/tags/modify.yaml
+++ b/convert-tests/tests/tags/modify.yaml
@@ -30,7 +30,7 @@ svn-revs:
         action: change
         text: "y\n"
 
-conv-params:
+conv-params: |
   branches:
     - trunk
   tags:
diff --git a/convert-tests/tests/text-delta/copy-modify-file.yaml b/convert-tests/tests/text-delta/copy-modify-file.yaml
index e7f594a..d426171 100644
--- a/convert-tests/tests/text-delta/copy-modify-file.yaml
+++ b/convert-tests/tests/text-delta/copy-modify-file.yaml
@@ -34,7 +34,7 @@ svn-revs:
           0x64, # new data 'd'
         ]
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/text-delta/copy-replace-modify-file.yaml b/convert-tests/tests/text-delta/copy-replace-modify-file.yaml
index d32ffbf..dc90e46 100644
--- a/convert-tests/tests/text-delta/copy-replace-modify-file.yaml
+++ b/convert-tests/tests/text-delta/copy-replace-modify-file.yaml
@@ -40,7 +40,7 @@ svn-revs:
           0x64, # new data 'd'
         ]
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/text-delta/modify-file.yaml b/convert-tests/tests/text-delta/modify-file.yaml
index 37836d0..9ee93d9 100644
--- a/convert-tests/tests/text-delta/modify-file.yaml
+++ b/convert-tests/tests/text-delta/modify-file.yaml
@@ -33,7 +33,7 @@ svn-revs:
           0x64, # new data 'd'
         ]
 
-conv-params:
+conv-params: |
   branches:
     - trunk
 
diff --git a/convert-tests/tests/text-delta/modify-symlink.yaml b/convert-tests/tests/text-delta/modify-symlink.yaml
index 4601596..65fd628 100644
--- a/convert-tests/tests/text-delta/modify-symlink.yaml
+++ b/convert-tests/tests/text-delta/modify-symlink.yaml
@@ -37,7 +37,7 @@ svn-revs:
           0x64, # new data 'd'
         ]
 
-conv-params:
+conv-params: |
   branches:
     - trunk