diff --git a/CHANGES-4.3.md b/CHANGES-4.3.md
index a7e161915..25760be08 100644
--- a/CHANGES-4.3.md
+++ b/CHANGES-4.3.md
@@ -50,6 +50,7 @@ File format:
 * Fix user or appid created, name only allow `^[A-Za-z]+[A-Za-z0-9-_]*$`
 * Fix subscribe http api crash by bad_qos `/mqtt/subscribe`,`/mqtt/subscribe_batch`.
 * Send DISCONNECT packet with reason code 0x98 if connection has been kicked [#7309]
+* Auto subscribe to an empty topic will be simply ignored now
 
 ## v4.3.12
 ### Important changes