diff --git a/Library/Homebrew/cask/dsl/base.rb b/Library/Homebrew/cask/dsl/base.rb
index 2a14a1c8c5..ac3c79c050 100644
--- a/Library/Homebrew/cask/dsl/base.rb
+++ b/Library/Homebrew/cask/dsl/base.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require "cask/utils"
+
 module Cask
   class DSL
     class Base