diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1b3eb870c..75373e6d7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,11 +2,13 @@
 eMQTTD ChangeLog
 ==================
 
-0.5.5-alpha (2015-04-07)
+0.5.5-alpha (2015-04-09)
 -------------------------
 
 Bugfix: issue #75 - careless about function name when emqttd_pubsub handle getstats message.
 
+Bugfix: issue #79 - cannot find topic_subscriber table after cluster with other nodes.
+
 
 0.5.4-alpha (2015-03-22)
 -------------------------