diff --git a/nb4a.properties b/nb4a.properties
index 2b8b5f19..b2847652 100644
--- a/nb4a.properties
+++ b/nb4a.properties
@@ -1,3 +1,3 @@
 PACKAGE_NAME=moe.nb4a
-VERSION_NAME=1.3.0
-VERSION_CODE=34
+VERSION_NAME=1.3.1
+VERSION_CODE=35