diff --git a/README.md b/README.md
index 6367747..b90680d 100644
--- a/README.md
+++ b/README.md
@@ -9,5 +9,5 @@
 ### latest stable version
 
 ```scala
-libraryDependencies += "com.github.xuwei-k" % "msgpack4z-java" % "0.3.6"
+libraryDependencies += "com.github.xuwei-k" % "msgpack4z-java" % "0.4.0"
 ```