diff --git a/Library/Homebrew/sorbet/rbi/gems/rubocop-rails@2.9.0.rbi b/Library/Homebrew/sorbet/rbi/gems/rubocop-rails@2.9.1.rbi
similarity index 99%
rename from Library/Homebrew/sorbet/rbi/gems/rubocop-rails@2.9.0.rbi
rename to Library/Homebrew/sorbet/rbi/gems/rubocop-rails@2.9.1.rbi
index 5e4753d49b..b4394a7336 100644
--- a/Library/Homebrew/sorbet/rbi/gems/rubocop-rails@2.9.0.rbi
+++ b/Library/Homebrew/sorbet/rbi/gems/rubocop-rails@2.9.1.rbi
@@ -683,8 +683,7 @@ class RuboCop::Cop::Rails::FindEach < ::RuboCop::Cop::Base
 
   private
 
-  def ignored?(relation_method); end
-  def method_chain(node); end
+  def ignored?(node); end
 end
 
 RuboCop::Cop::Rails::FindEach::MSG = T.let(T.unsafe(nil), String)
@@ -723,8 +722,13 @@ RuboCop::Cop::Rails::HasManyOrHasOneDependent::MSG = T.let(T.unsafe(nil), String
 RuboCop::Cop::Rails::HasManyOrHasOneDependent::RESTRICT_ON_SEND = T.let(T.unsafe(nil), Array)
 
 class RuboCop::Cop::Rails::HelperInstanceVariable < ::RuboCop::Cop::Base
+  def form_builder_class?(param0 = T.unsafe(nil)); end
   def on_ivar(node); end
   def on_ivasgn(node); end
+
+  private
+
+  def inherit_form_builder?(node); end
 end
 
 RuboCop::Cop::Rails::HelperInstanceVariable::MSG = T.let(T.unsafe(nil), String)
diff --git a/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi b/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
index 1e625c2242..3abf8ff595 100644
--- a/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
+++ b/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
@@ -7675,6 +7675,11 @@ module Homebrew
   MIN_PORT = ::T.let(nil, ::T.untyped)
 end
 
+class Homebrew::BundleVersion
+  extend ::T::Private::Methods::MethodHooks
+  extend ::T::Private::Methods::SingletonMethodHooks
+end
+
 class Homebrew::CLI::Args
   extend ::T::Private::Methods::MethodHooks
   extend ::T::Private::Methods::SingletonMethodHooks
@@ -7834,6 +7839,11 @@ class Homebrew::FormulaCreator
   extend ::T::Private::Methods::SingletonMethodHooks
 end
 
+module Homebrew::Livecheck
+  extend ::T::Private::Methods::MethodHooks
+  extend ::T::Private::Methods::SingletonMethodHooks
+end
+
 class Homebrew::Style::LineLocation
   extend ::T::Private::Methods::MethodHooks
   extend ::T::Private::Methods::SingletonMethodHooks