diff --git a/Library/Homebrew/dev-cmd/audit.rb b/Library/Homebrew/dev-cmd/audit.rb
index 3f72f021c3..8f5ec0d03d 100644
--- a/Library/Homebrew/dev-cmd/audit.rb
+++ b/Library/Homebrew/dev-cmd/audit.rb
@@ -583,6 +583,7 @@ module Homebrew
       numpy@1.16
       openssl@1.1
       python@3.8
+      python@3.9
     ].freeze
 
     def audit_versioned_keg_only