diff --git a/gradle.properties b/gradle.properties
index a190dd0..5a997dd 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -44,7 +44,7 @@
 GROUP=com.alibaba.android
 ARTIFACT=tangram
 VERSION=1
-VERSION_NAME=2.2.1
+VERSION_NAME=2.2.2
 PACKAGING_TYPE=aar
 systemProp.compileSdkVersion=25
 systemProp.targetSdkVersion=25