diff --git a/app.json b/app.json
index b2017f29..af96980e 100644
--- a/app.json
+++ b/app.json
@@ -13,7 +13,7 @@
     },
     "PEERS": {
       "description": "Comma-separated list of peer urls to connect to",
-      "required": "false"
+      "required": false
     }
   }
 }