diff --git a/USAGE.md b/USAGE.md
index 8d093b205..419902f83 100644
--- a/USAGE.md
+++ b/USAGE.md
@@ -44,7 +44,7 @@ Details about a single Cask:
     caffeine: 1.1.1
     http://lightheadsw.com/caffeine/
     Not installed
-    https://github.com/phinze/cask/commits/master/Casks/caffeine.rb
+    https://github.com/phinze/homebrew-cask/commits/master/Casks/caffeine.rb
 
 ## Updating/Upgrading Casks