diff --git a/.env b/.env
index 8193e6f..25f80d2 100644
--- a/.env
+++ b/.env
@@ -17,7 +17,7 @@ GRAYLOG_ROOT_TIMEZONE="Europe/Berlin"
 
 GRAYLOG_TRANSPORT_EMAIL_ENABLED="true"
 GRAYLOG_TRANSPORT_EMAIL_HOSTNAME="czechman.de"
-GRAYLOG_TRANSPORT_EMAIL_PORT="465"
+GRAYLOG_TRANSPORT_EMAIL_PORT="587"
 GRAYLOG_TRANSPORT_EMAIL_USE_AUTH="true"
 GRAYLOG_TRANSPORT_EMAIL_USE_SSL="false"
 GRAYLOG_TRANSPORT_EMAIL_USE_TLS="true"