diff --git a/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi b/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
index 252c5ec8d5..e21e385860 100644
--- a/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
+++ b/Library/Homebrew/sorbet/rbi/hidden-definitions/hidden.rbi
@@ -2452,6 +2452,8 @@ module Homebrew::EnvConfig
 
   def self.bat_config_path(); end
 
+  def self.bat_theme(); end
+
   def self.bootsnap?(); end
 
   def self.bottle_domain(); end