diff --git a/user_guide_src/source/changelogs/v4.4.4.rst b/user_guide_src/source/changelogs/v4.4.4.rst
index 7ee96a53556f..ee2e41cb6135 100644
--- a/user_guide_src/source/changelogs/v4.4.4.rst
+++ b/user_guide_src/source/changelogs/v4.4.4.rst
@@ -38,6 +38,7 @@ Message Changes
 ***************
 
 - Added ``HTTP.invalidJSON`` error message.
+- Added ``HTTP.unsupportedJSONFormat`` error message.
 
 *******
 Changes