diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index e8575cbf3b..79ce9ef31b 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -155,7 +155,7 @@ module Homebrew
       end
     end
 
-    if audit_formulae.empty? && audit_casks.empty?
+    if audit_formulae.empty? && audit_casks.empty? && !args.tap
       ofail "No matching formulae or casks to audit!"
       return
     end