error in docker command

README.md

@@ -3,7 +3,7 @@ Installation
 
 ```
 $ docker build -t gala .
-$ docker run -name gala -d -p 80:80 -v ~/web/site-gala:/var/src/site-gala gala
+$ docker run --name gala -d -p 80:80 -v ~/web/site-gala:/var/src/site-gala gala
 $ docker exec -it gala sh
 /var/src/site-gala # ./manage.py migrate
 ```