diff --git a/Casks/programmer-dvorak.rb b/Casks/programmer-dvorak.rb
index 8d2ee8297..7883780ea 100644
--- a/Casks/programmer-dvorak.rb
+++ b/Casks/programmer-dvorak.rb
@@ -2,7 +2,7 @@ class ProgrammerDvorak < Cask
   version '1.2b9'
   sha256 '36e51a0ee3ece99de99f2983e14beb415f74d9ae4726093cb60463cc206295e9'
 
-  url 'http://www.kaufmann.no/downloads/macos/ProgrammerDvorak-1_2b9.pkg.zip'
+  url "http://www.kaufmann.no/downloads/macos/ProgrammerDvorak-#{version.gsub('.','_')}.pkg.zip"
   homepage 'http://kaufmann.no/roland/dvorak/'
   license :unknown