diff --git a/scalingo.json b/scalingo.json
index 21f5a58..06bc6ef 100644
--- a/scalingo.json
+++ b/scalingo.json
@@ -6,7 +6,7 @@
   "website": "https://scalingo.com",
   "formation": {
     "web": {
-      "amount": 1
+      "size": "test"
     }
   }
 }