diff --git a/backend/appdata/default.json b/backend/appdata/default.json
index 0fae31f..1bd7305 100644
--- a/backend/appdata/default.json
+++ b/backend/appdata/default.json
@@ -50,7 +50,8 @@
       "telegram_bot_token": "",
       "telegram_chat_id": "",
       "webhook_URL": "",
-      "discord_webhook_URL": ""
+      "discord_webhook_URL": "",
+      "slack_webhook_URL": ""
     },
     "Themes": {
       "default_theme": "default",