diff --git a/Library/Homebrew/cmd/audit.rb b/Library/Homebrew/cmd/audit.rb
index a568be6b72..3f14631940 100644
--- a/Library/Homebrew/cmd/audit.rb
+++ b/Library/Homebrew/cmd/audit.rb
@@ -73,10 +73,6 @@ class FormulaText
   def =~ regex
     regex =~ @text
   end
-
-  def !~ regex
-    regex !~ @text
-  end
 end
 
 class FormulaAuditor