diff --git a/docs/formatnetworkport.rst b/docs/formatnetworkport.rst
index a85888907d..86a1bdb60b 100644
--- a/docs/formatnetworkport.rst
+++ b/docs/formatnetworkport.rst
@@ -1,8 +1,8 @@
 .. role:: since
 
-==================
-Network XML format
-==================
+=======================
+Network port XML format
+=======================
 
 .. contents::