diff --git a/manifest.json b/manifest.json
index 8e98883..9ec131d 100644
--- a/manifest.json
+++ b/manifest.json
@@ -2,7 +2,7 @@
   "manifest_version": 2,
   "name": "Tabelog Honest Stars",
   "description": "Display Tabelog Stars in Honest Scale",
-  "version": "1",
+  "version": "1.0.0",
   "permissions": [
     "tabs",
     "http://tabelog.com/*"