diff --git a/symfony/slack-notifier/5.2/manifest.json b/symfony/slack-notifier/5.2/manifest.json
new file mode 100644
index 00000000..f34b655c
--- /dev/null
+++ b/symfony/slack-notifier/5.2/manifest.json
@@ -0,0 +1,5 @@
+{
+    "env": {
+        "#1": "SLACK_DSN=slack://TOKEN@default?channel=CHANNEL"
+    }
+}