diff --git a/docker-compose.yml b/docker-compose.yml
index ff98575..527c83a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -9,8 +9,8 @@ services:
       redis:
         condition: service_started
     environment:
-      - USER_UID=1000
-      - USER_GID=1000
+      - USER_UID=${USER_UID:-1000}
+      - USER_GID=${USER_GID:-1000}
       - GITEA__database__DB_TYPE=postgres
       - GITEA__database__HOST=db:5432
       - GITEA__database__DATABASE=${POSTGRES_DATABASE}