diff --git a/nb4a.properties b/nb4a.properties
index 2724286e..51246897 100644
--- a/nb4a.properties
+++ b/nb4a.properties
@@ -1,3 +1,3 @@
 PACKAGE_NAME=moe.nb4a
-VERSION_NAME=0.5
-VERSION_CODE=5
+VERSION_NAME=0.6
+VERSION_CODE=6