diff --git a/wow-apps/symfony-slack-bot/3.2/manifest.json b/wow-apps/symfony-slack-bot/3.2/manifest.json
index 2514f0cb..1896b344 100644
--- a/wow-apps/symfony-slack-bot/3.2/manifest.json
+++ b/wow-apps/symfony-slack-bot/3.2/manifest.json
@@ -4,5 +4,8 @@
     },
     "copy-from-recipe": {
         "config/": "%CONFIG_DIR%/"
+    },
+    "env": {
+        "WOW_APPS_SLACK_BOT_API_URL": ""
     }
 }