diff --git a/docs/software-developer-documentation/server-side-extensions/as-api-listener.md b/docs/software-developer-documentation/server-side-extensions/as-api-listener.md
index 4333859d805da8b2a855f247585d5c13cba9924c..458067128624e15d35fa2e8b24ca9bfd20b59cfb 100644
--- a/docs/software-developer-documentation/server-side-extensions/as-api-listener.md
+++ b/docs/software-developer-documentation/server-side-extensions/as-api-listener.md
@@ -1,5 +1,4 @@
-API Listener Core Plugin (V3 API)]
-==================================
+# API Listener Core Plugin (V3 API)
 
 Introduction
 ------------
@@ -157,4 +156,4 @@ standard openbis log the operation name:
 
 You can download a complete example with sources
 [here](/download/attachments/132286253/api-listener-example.zip?version=1&modificationDate=1663665058217&api=v2) to
-use as a template to make your own.
\ No newline at end of file
+use as a template to make your own.