diff --git a/CHANGES-4.3.md b/CHANGES-4.3.md
index 501ea34c4..ac7061057 100644
--- a/CHANGES-4.3.md
+++ b/CHANGES-4.3.md
@@ -17,6 +17,10 @@ File format:
 * In order to fix the execution order of exhook, e.g. before/after other plugins/modules,
   ExHook now supports user customizing emqx_hook execute priority.
 
+### Bug fixes
+
+* Forbidden empty topics in strict mode
+
 ## v4.3.13
 
 ### Important changes