diff --git a/README.md b/README.md
index a5af037..ff1e584 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,7 @@ Command line apps are usually so tiny that there is absolutely no reason why you
 This is where cli.go comes into play. cli.go makes command line programming fun, organized, and expressive!
 
 ## Installation
-Make sure you have the a working Go environment (go 1.1 is *required*). [See the install instructions](http://golang.org/doc/install.html).
+Make sure you have a working Go environment (go 1.1 is *required*). [See the install instructions](http://golang.org/doc/install.html).
 
 To install cli.go, simply run:
 ```