diff --git a/Casks/kaleidoscope-beta.rb b/Casks/kaleidoscope-beta.rb
index 7265a9697..c79ab7c42 100644
--- a/Casks/kaleidoscope-beta.rb
+++ b/Casks/kaleidoscope-beta.rb
@@ -2,7 +2,7 @@ class KaleidoscopeBeta < Cask
   version '2.1.0'
   sha256 '28605375d3a5ab8e4d65f5b03ccb8d0601ad1065abb33b02b3c4a879e39a7424'
 
-  url 'http://cdn.kaleidoscopeapp.com/releases/Kaleidoscope-2.1.0-131.zip'
+  url "http://cdn.kaleidoscopeapp.com/releases/Kaleidoscope-#{version}-131.zip"
   homepage 'http://www.kaleidoscopeapp.com/'
 
   app 'Kaleidoscope.app'