diff --git a/docs/relnotes-6.5.3.html b/docs/relnotes-6.5.3.html
index 92cad4b3c82..86e23d6d0d9 100644
--- a/docs/relnotes-6.5.3.html
+++ b/docs/relnotes-6.5.3.html
@@ -25,6 +25,7 @@ TBD
 <h2>New features</h2>
 <ul>
 <li>Updated glext.h file (version 39)
+<li>Updated glxext.h file (version 18)
 </ul>
 
 <h2>Bug fixes</h2>