diff --git a/Casks/virtualbox-beta.rb b/Casks/virtualbox-beta.rb
index c421a206d..253432301 100644
--- a/Casks/virtualbox-beta.rb
+++ b/Casks/virtualbox-beta.rb
@@ -3,11 +3,11 @@ cask 'virtualbox-beta' do
     version '4.3.32-103443'
     sha256 '08defbf310b7ba5852fa8dd951438bb9b1528bb1544211568861986110e807f7'
   else
-    version '5.0.21-107750'
-    sha256 '25122be1b1ff83ed0bcf82207062f75c35c399a6bc83b42ff3fb031b4da8b391'
+    version '5.1.0_BETA1,107766'
+    sha256 '53115e26301ded36758cd7a4f328ed800aae88884e493bd3049a94ef627a45ec'
   end
 
-  url "https://virtualbox.org/download/testcase/VirtualBox-#{version}-OSX.dmg"
+  url "http://download.virtualbox.org/virtualbox/#{version.before_comma}/VirtualBox-#{version.before_comma}-#{version.after_comma}-OSX.dmg"
   name 'Oracle VirtualBox'
   homepage 'https://www.virtualbox.org/wiki/Testbuilds'
   license :gpl