diff --git a/README.md b/README.md
index 29998fa..1d1ddab 100644
--- a/README.md
+++ b/README.md
@@ -21,7 +21,7 @@ Github: http://github.com/thoughtbot/factory_girl_rails
 
 Gem:
 
-    gem install factory_girl_rails
+    $ gem install factory_girl_rails
 
 ## Configuration