update release version
diff --git a/gradle.properties b/gradle.properties
index 0b85505..8344019 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -18,7 +18,7 @@
 jdk=1.8
 snapshot=false
 group=org.apache.eventmesh
-version=1.3.0-release
+version=1.6.0-release
 #last eight bits of public key
 signing.keyId=
 #passphrase for key pairs