diff --git a/docker-compose.yml b/docker-compose.yml
index abe066c9..2290f493 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -27,6 +27,8 @@ services:
     env_file:
       - db.env
       - web.env
+    extra_hosts:
+      - "host.docker.internal:172.17.0.1"
     image: gitlab.ub.uni-bielefeld.de:4567/sfb1288inf/opaque_daemon:latest
     volumes:
       - /mnt/nopaque:/mnt/nopaque