diff --git a/manifest.json b/manifest.json
index bac5e12..41da52b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,6 +1,7 @@
 {
     "name": "Hextris",
     "id": "hextris",
+    "packaging_format": 1,
     "description": {
         "en": "A fast paced puzzle game.",
         "fr": "Un jeu de puzzle très rapide"