diff --git a/guide/src/SUMMARY.md b/guide/src/SUMMARY.md
index f79cced198e..c14f4764ac0 100644
--- a/guide/src/SUMMARY.md
+++ b/guide/src/SUMMARY.md
@@ -9,7 +9,7 @@
 - [Foreign interfaces](./ffi.md)
 - [Extension](./extension.md)
 - [IO](./io/README.md)
-    - [Read CSV](./io/csv_reader.md)
+    - [Read CSV](./io/csv_read.md)
     - [Write CSV](./io/csv_write.md)
     - [Read Parquet](./io/parquet_read.md)
     - [Write Parquet](./io/parquet_write.md)
diff --git a/guide/src/io/csv_reader.md b/guide/src/io/csv_read.md
similarity index 100%
rename from guide/src/io/csv_reader.md
rename to guide/src/io/csv_read.md