diff --git a/Library/Homebrew/sorbet/rbi/gems/zeitwerk@2.6.0.rbi b/Library/Homebrew/sorbet/rbi/gems/zeitwerk@2.6.1.rbi
similarity index 99%
rename from Library/Homebrew/sorbet/rbi/gems/zeitwerk@2.6.0.rbi
rename to Library/Homebrew/sorbet/rbi/gems/zeitwerk@2.6.1.rbi
index 7281babe8c..7c80df68bc 100644
--- a/Library/Homebrew/sorbet/rbi/gems/zeitwerk@2.6.0.rbi
+++ b/Library/Homebrew/sorbet/rbi/gems/zeitwerk@2.6.1.rbi
@@ -133,7 +133,7 @@ module Zeitwerk::Loader::Config
   def collapse(*glob_patterns); end
   def collapse_dirs; end
   def collapse_glob_patterns; end
-  def dirs; end
+  def dirs(namespaces: T.unsafe(nil)); end
   def do_not_eager_load(*paths); end
   def eager_load_exclusions; end
   def enable_reloading; end