diff --git a/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi b/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
index bb7a178de1..295aeb4e6d 100644
--- a/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
+++ b/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
@@ -9684,6 +9684,8 @@ module IRB
 
   def self.load_modules(); end
 
+  def self.parse_opts(argv: T.unsafe(nil)); end
+
   def self.rc_file(ext=T.unsafe(nil)); end
 
   def self.rc_file_generators(); end