diff --git a/pulsar/common/properties.go b/pulsar/common/properties.go
index 205d811..4d1943f 100644
--- a/pulsar/common/properties.go
+++ b/pulsar/common/properties.go
@@ -18,7 +18,7 @@ const (
 	MsgPropCluster = "cluster"
 
 	MsgPropMessageType = "messageType"
-	MsgType            = "CDRALERT"
+	MsgType            = "MSGTYPE"
 )
 
 // MsgType for message types