diff --git a/docker-compose.yml b/docker-compose.yml
index 211bad6..200945d 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -12,7 +12,7 @@ services:
 
   windows:
     image: nginx:alpine
-    volume:
+    volumes:
       - ./:/srv/www
       - .travis/conf.d/default.conf:/etc/nginx/conf.d/default.conf
     ports: