diff --git a/docker-compose.yml b/docker-compose.yml
index ef7a2b8..1308a6a 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -14,4 +14,4 @@ services:
     ports:
       - 3000:3000
     volumes:
-      - ./config.json:/usr/src/app/config.json
+      - ./config.json:/usr/src/app/config.json:ro