diff --git a/03_source/docker/docker-compose.dev.yml b/03_source/docker/docker-compose.dev.yml
index 602f435..c6c453a 100644
--- a/03_source/docker/docker-compose.dev.yml
+++ b/03_source/docker/docker-compose.dev.yml
@@ -10,7 +10,7 @@ services:
   mobile:
     command: "sleep infinity"
     ports:
-      - 3000:3000
+      - 8081:3000
 
   cms_backend:
     command: "sleep infinity"