diff --git a/docker-compose.yaml b/docker-compose.yaml
index e9d7404..de33e9e 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -49,7 +49,7 @@ services:
       - mariadbdata:/var/lib/mysql
 
   postgres:
-    image: postgres
+    image: postgres:11
     labels:
       restic-volume-backup.postgres: true
     environment: