diff --git a/app.json b/app.json
index b3760aa..915e28d 100644
--- a/app.json
+++ b/app.json
@@ -66,7 +66,8 @@
       "description": "Sudo users ID separated by space",
       "required": false,
       "value": "SUDO USER ID"
-    },
+    }
+  },
   "buildpacks": [
     {
       "url": "heroku-community/apt"