diff --git a/docker-compose/mail-relay/docker-compose.yml.j2 b/docker-compose/mail-relay/docker-compose.yml.j2
index 5a7a77f4..24d6681f 100644
--- a/docker-compose/mail-relay/docker-compose.yml.j2
+++ b/docker-compose/mail-relay/docker-compose.yml.j2
@@ -1,7 +1,7 @@
 version: '3.3'
 services:
   postfix:
-    image: "registry.mgrote.net/postfix:v1.0.145@sha256:b14e522fe275f940ac2bcc519871d470f571d06d89c44a0faf12ced78bcf41f3"
+    image: "registry.mgrote.net/postfix:v1.1.177@sha256:0320b5e4c5c94d78b536eac58abf54e99279b734fa57aa6b4fa78e6e15cf26d3"
     container_name: mail-relay
     restart: always
     ports: