diff --git a/openproject/Dockerfile b/openproject/Dockerfile
index 724a5e6..bd13f6e 100644
--- a/openproject/Dockerfile
+++ b/openproject/Dockerfile
@@ -32,7 +32,8 @@ ENV OPENPROJECT_SECRET_KEY_BASE=addon_secret \
     OPENPROJECT_HTTPS=true \
     OPENPROJECT_DEFAULT__LANGUAGE=en \
     OPENPROJECT_EDITION=standard \
-    PGDATA=/share/openproject/pg\
+    OPENPROJECT_ATTACHMENTS__STORAGE__PATH=/share/openproject/assets/files \
+    PGDATA=/share/openproject/pg \
     APP_DATA_PATH=/share/openproject/assets
 
 USER root