diff --git a/README.md b/README.md
index 5f3f083..deb0d1a 100644
--- a/README.md
+++ b/README.md
@@ -159,7 +159,7 @@ services:
       - app
     volumes:
       - ./nginx.conf:/etc/nginx/nginx.conf:ro
-    volumes-from:
+    volumes_from:
       - app
     restart: always
 ```