diff --git a/ops/gitea/compose.yaml b/ops/gitea/compose.yaml
index 0e431c0..f263e6d 100644
--- a/ops/gitea/compose.yaml
+++ b/ops/gitea/compose.yaml
@@ -8,8 +8,8 @@ services:
     environment:
       GITEA__database__DB_TYPE: sqlite3
       GITEA__database__PATH: /var/lib/gitea/data/gitea.db
-      GITEA__server__DOMAIN: localhost
-      GITEA__server__ROOT_URL: http://localhost:3000/
+      GITEA__server__DOMAIN: "${GITEA_DOMAIN:-localhost}"
+      GITEA__server__ROOT_URL: "${GITEA_ROOT_URL:-http://localhost:3000/}"
       GITEA__server__HTTP_PORT: 3000
       GITEA__server__DISABLE_SSH: "true"
       GITEA__service__DISABLE_REGISTRATION: "true"