diff --git a/app.json b/app.json
index 2e98f6b8..14402f60 100644
--- a/app.json
+++ b/app.json
@@ -1,6 +1,7 @@
 {
   "name": "aplus",
   "stack": "scalingo-20",
+  "copy_parent_database_urls": true,
   "env": {
     "APP_HOST": {
       "generator": "template",
@@ -8,6 +9,12 @@
     },
     "APPLICATION_SECRET": {
       "generator": "secret"
+    },
+    "IS_REVIEW_APP": {
+      "value": "true"
+    },
+    "APPLICATION_URL": {
+      "generator": "url"
     }
   },
   "formation": {