diff --git a/sample/app.json b/sample/app.json
index 307aac0..08168a8 100644
--- a/sample/app.json
+++ b/sample/app.json
@@ -1,4 +1,9 @@
 {
+  "id": "app-id",
+  "version": "1.0.0",
+  "main": "app.html",
+  "width": 1560,
+  "height": 1170,
   "name": {
     "en": "App name",
     "de": "App name",
@@ -9,4 +14,4 @@
     "de": "",
     "es": ""
   }
-}
\ No newline at end of file
+}