diff --git a/symfony/fake-sms-notifier/5.3/manifest.json b/symfony/fake-sms-notifier/5.3/manifest.json
index c6171e7e..cf35bea5 100644
--- a/symfony/fake-sms-notifier/5.3/manifest.json
+++ b/symfony/fake-sms-notifier/5.3/manifest.json
@@ -1,5 +1,5 @@
 {
     "env": {
-        "#1": "FAKE_SMS_DSN=fakesms://email?to=TO&from=FROM"
+        "#1": "FAKE_SMS_DSN=fakesms+mail://MAILER_SERVICE_ID?to=TO&from=FROM"
     }
 }