diff --git a/Library/Homebrew/cask/pkg.rb b/Library/Homebrew/cask/pkg.rb
index ca9cf34b7..ea7b0f3cb 100644
--- a/Library/Homebrew/cask/pkg.rb
+++ b/Library/Homebrew/cask/pkg.rb
@@ -135,6 +135,8 @@ module Cask
 
     sig { params(path: T.any(Pathname, T::Array[Pathname])).void }
     def rmdir(path)
+      return unless path.exist?
+
       @command.run!(
         "/usr/bin/xargs",
         args:  ["-0", "--", "/bin/bash", "-c", RMDIR_SH, "--"],