diff --git a/Library/Homebrew/cask/audit.rb b/Library/Homebrew/cask/audit.rb
index e53fe30487..3f714edc66 100644
--- a/Library/Homebrew/cask/audit.rb
+++ b/Library/Homebrew/cask/audit.rb
@@ -546,6 +546,7 @@ module Cask
     end
 
     def check_livecheck_min_os
+      return unless online?
       return unless cask.livecheckable?
       return unless cask.livecheck.strategy == :sparkle