diff --git a/symfony/mailgun-mailer/4.4/manifest.json b/symfony/mailgun-mailer/4.4/manifest.json
index 464bdd28..80a6c62e 100644
--- a/symfony/mailgun-mailer/4.4/manifest.json
+++ b/symfony/mailgun-mailer/4.4/manifest.json
@@ -1,6 +1,7 @@
 {
     "env": {
-        "#1": "MAILER_DSN=mailgun://KEY:DOMAIN@default?region=us",
-        "#2": "MAILER_DSN=mailgun+smtp://USERNAME:PASSWORD@default?region=us"
+        "#1": "MAILER_DSN=mailgun+smtp://USERNAME:PASSWORD@default?region=us",
+        "#2": "MAILER_DSN=mailgun+https://KEY:DOMAIN@default?region=us",
+        "#3": "MAILER_DSN=mailgun+api://KEY:DOMAIN@default?region=us"
     }
 }