diff --git a/Casks/virtualbox-extension-pack-beta.rb b/Casks/virtualbox-extension-pack-beta.rb
index 9b3cdf249..812e3b028 100644
--- a/Casks/virtualbox-extension-pack-beta.rb
+++ b/Casks/virtualbox-extension-pack-beta.rb
@@ -1,6 +1,6 @@
 cask 'virtualbox-extension-pack-beta' do
-  version '5.1.21-115071'
-  sha256 '8e6cd799fe30ef797e5b03e47e41b47377fde03299ee622548e3653a053f311d'
+  version '5.1.23-115145'
+  sha256 '2e071872b2b587baf45fd4f61d3f10760c026c69c23907cefe6dbc3c4c484f47'
 
   url "https://www.virtualbox.org/download/testcase/Oracle_VM_VirtualBox_Extension_Pack-#{version}.vbox-extpack"
   name 'Oracle VirtualBox Extension Pack'