diff --git a/Library/Homebrew/test/support/fixtures/cask/Casks/compat/with-dsl-version.rb b/Library/Homebrew/test/support/fixtures/cask/Casks/compat/with-dsl-version.rb
deleted file mode 100644
index f98ced1856..0000000000
--- a/Library/Homebrew/test/support/fixtures/cask/Casks/compat/with-dsl-version.rb
+++ /dev/null
@@ -1,9 +0,0 @@
-cask :v1 => 'with-dsl-version' do
-  version '1.2.3'
-  sha256 '8c62a2b791cf5f0da6066a0a4b6e85f62949cd60975da062df44adf887f4370b'
-
-  url 'https://example.com/TestCask.dmg'
-  homepage 'https://example.com/'
-
-  app 'TestCask.app'
-end