diff --git a/README.md b/README.md
index 60412a9f..0ceb3175 100644
--- a/README.md
+++ b/README.md
@@ -10,7 +10,7 @@ support for Xcode workspaces (`.xcworkspace`), configuration files (`.xcconfig`)
 Xcode Scheme files (`.xcscheme`).
 
 It is used in [CocoaPods](https://github.com/CocoaPods/CocoaPods) to create a
-a collection of supplemental libraries or frameworks, for all platforms Xcode supports.
+collection of supplemental libraries or frameworks, for all platforms Xcode supports.
 
 The API reference can be found [here](http://www.rubydoc.info/gems/xcodeproj).