diff --git a/.github/workflows/__multi-language-autodetect.yml b/.github/workflows/__multi-language-autodetect.yml
index d7b43c4777..f56431a814 100644
--- a/.github/workflows/__multi-language-autodetect.yml
+++ b/.github/workflows/__multi-language-autodetect.yml
@@ -47,7 +47,8 @@ jobs:
         tools: ${{ steps.prepare-test.outputs.tools-url }}
     - name: Build code
       shell: bash
-      run: ./build.sh
+      run: env --unset=LD_PRELOAD --unset=CODEQL_EXTRACTOR_CPP_SOURCE_ARCHIVE_DIR
+        --unset=CODEQL_EXTRACTOR_CSHARP_SOURCE_ARCHIVE_DIR ./build.sh
     - uses: ./../action/analyze
       id: analysis
       env:
diff --git a/pr-checks/checks/multi-language-autodetect.yml b/pr-checks/checks/multi-language-autodetect.yml
index c9238b9b9a..2ce68ba315 100644
--- a/pr-checks/checks/multi-language-autodetect.yml
+++ b/pr-checks/checks/multi-language-autodetect.yml
@@ -8,7 +8,7 @@ steps:
       tools: ${{ steps.prepare-test.outputs.tools-url }}
   - name: Build code
     shell: bash
-    run: ./build.sh
+    run: env --unset=LD_PRELOAD --unset=CODEQL_EXTRACTOR_CPP_SOURCE_ARCHIVE_DIR --unset=CODEQL_EXTRACTOR_CSHARP_SOURCE_ARCHIVE_DIR ./build.sh
   - uses: ./../action/analyze
     id: analysis
     env: