diff --git a/Casks/simplifyextras.rb b/Casks/simplifyextras.rb
deleted file mode 100644
index 80a284bfde..0000000000
--- a/Casks/simplifyextras.rb
+++ /dev/null
@@ -1,10 +0,0 @@
-cask 'simplifyextras' do
-  version '1.0'
-  sha256 '03c940561d265c02ccc7782cf9b2a0be592b233d074bb691775656642fed9455'
-
-  url "https://mmth.us/simplify/prefpane/updates/#{version}.zip"
-  name 'Simplify Extras'
-  homepage 'https://mmth.us/simplify/extras/'
-
-  prefpane 'SimplifyExtras.prefPane'
-end