diff --git a/Library/Homebrew/test/spec_helper.rb b/Library/Homebrew/test/spec_helper.rb
index 4287f45a1c..f86636bf2e 100644
--- a/Library/Homebrew/test/spec_helper.rb
+++ b/Library/Homebrew/test/spec_helper.rb
@@ -18,6 +18,7 @@ if ENV["HOMEBREW_TESTS_COVERAGE"]
   end
 end
 
+require_relative "../standalone"
 require_relative "../warnings"
 
 Warnings.ignore :parser_syntax do