diff --git a/internal/impl/io/input_csv.go b/internal/impl/io/input_csv.go
index 056b658e2..f3e53240c 100644
--- a/internal/impl/io/input_csv.go
+++ b/internal/impl/io/input_csv.go
@@ -70,7 +70,7 @@ You can access these metadata fields using xref:configuration:interpolation.adoc
 
 Note: The `+"`header`"+` field is only set when `+"`parse_header_row`"+` is `+"`true`"+`.
 
-=== Output CSV column order
+== Output CSV column order
 
 When xref:guides:bloblang/advanced.adoc#creating-csv[creating CSV] from Redpanda Connect messages, the columns must be sorted lexicographically to make the output deterministic. Alternatively, when using the `+"`csv`"+` input, one can leverage the `+"`header`"+` metadata field to retrieve the column order: