diff --git a/docs/api.rst b/docs/api.rst
index 0bc5b0a6bd0b..42c2312d9c27 100644
--- a/docs/api.rst
+++ b/docs/api.rst
@@ -1,5 +1,5 @@
 API (VERSION 4)
-==========
+===============
 
 **Please note this is for the V4 API, if you are looking for V5 API documentation please go here** https://app.swaggerhub.com/apis/invoiceninja/invoiceninja