diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index b5c62e7562..b2a9953356 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -52,6 +52,8 @@ module Homebrew
                           "`--strict` and `--online`."
       switch "--[no-]appcast",
              description: "Audit the appcast."
+      switch "--[no-]signing",
+             description: "Audit for signed apps, which are required on ARM"
       switch "--token-conflicts",
              description: "Audit for token conflicts."
       flag   "--tap=",
@@ -234,6 +236,8 @@ module Homebrew
         download:              nil,
         # No need for `|| nil` for `--[no-]appcast` because boolean switches are already `nil` if not passed
         appcast:               args.appcast?,
+        # No need for `|| nil` for `--[no-]signing` because boolean switches are already `nil` if not passed
+        signing:               args.signing?,
         online:                args.online? || nil,
         strict:                args.strict? || nil,
         new_cask:              args.new_cask? || nil,