diff --git a/Library/Homebrew/dev-cmd/typecheck.rb b/Library/Homebrew/dev-cmd/typecheck.rb
index 1a56d766e9..b68a18834e 100644
--- a/Library/Homebrew/dev-cmd/typecheck.rb
+++ b/Library/Homebrew/dev-cmd/typecheck.rb
@@ -67,6 +67,7 @@ module Homebrew
         ohai "Updating Tapioca RBI files..."
         safe_system "bundle", "exec", "tapioca", "gem", *tapioca_args
         safe_system "bundle", "exec", "parlour"
+        safe_system "bundle", "exec", "srb", "rbi", "hidden-definitions"
         safe_system "bundle", "exec", "tapioca", "todo"
 
         if args.suggest_typed?