diff --git a/docker-compose.yml b/docker-compose.yml
index 7fc2828..a6c5fe4 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -16,6 +16,7 @@ x-op-app: &app
   environment:
     OPENPROJECT_HTTPS: "${OPENPROJECT_HTTPS:-true}"
     OPENPROJECT_HOST__NAME: "${OPENPROJECT_HOST__NAME:-localhost:8080}"
+    OPENPROJECT_ADDITIONAL__HOST__NAMES: "${OPENPROJECT_ADDITIONAL__HOST__NAMES:-web" # to allow access from hocuspocus directly
     OPENPROJECT_HSTS: "${OPENPROJECT_HSTS:-true}"
     RAILS_CACHE_STORE: "memcache"
     OPENPROJECT_CACHE__MEMCACHE__SERVER: "cache:11211"