diff --git a/lib/ruby_lsp/test_helper.rb b/lib/ruby_lsp/test_helper.rb
index 016dccb25..d905dd3e4 100644
--- a/lib/ruby_lsp/test_helper.rb
+++ b/lib/ruby_lsp/test_helper.rb
@@ -8,6 +8,9 @@ module TestHelper
     class TestError < StandardError; end
 
     extend T::Sig
+    extend T::Helpers
+
+    requires_ancestor { Kernel }
 
     sig do
       type_parameters(:T)
diff --git a/sorbet/rbi/shims/test_helper.rbi b/sorbet/rbi/shims/test_helper.rbi
deleted file mode 100644
index 2ad3d0a38..000000000
--- a/sorbet/rbi/shims/test_helper.rbi
+++ /dev/null
@@ -1,5 +0,0 @@
-# typed: true
-
-module RubyLsp::TestHelper
-  include Kernel # for `raise`
-end