diff --git a/client-communication/document-versioning-filenames.md b/client-communication/document-versioning-filenames.md
index 967fbf0..6731873 100644
--- a/client-communication/document-versioning-filenames.md
+++ b/client-communication/document-versioning-filenames.md
@@ -1,4 +1,4 @@
-## Document versioning and filenames
+# Document versioning and filenames
 
 Please use the following file naming convention for all client-facing filenames: