diff --git a/docker-compose.yml b/docker-compose.yml
index 3170a23..7974d54 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -3,7 +3,8 @@ services:
   nginx:
     container_name: nginx
     image: nginx:latest
-    depends_on: app
+    depends_on:
+      - app
     ports:
       - "80:80"
       - "443:443"