diff --git a/contrib/docker/docker-compose.yml b/contrib/docker/docker-compose.yml
index e447bf1212..1d2aebbcd3 100644
--- a/contrib/docker/docker-compose.yml
+++ b/contrib/docker/docker-compose.yml
@@ -35,7 +35,7 @@ services:
       - traefik.port=8448
 
   db:
-    image: postgres:10-alpine
+    image: docker.io/postgres:10-alpine
     # Change that password, of course!
     environment:
       - POSTGRES_USER=synapse