diff --git a/tool/bundler/test_gems.rb b/tool/bundler/test_gems.rb
index caa1662b59..05ff40ce1a 100644
--- a/tool/bundler/test_gems.rb
+++ b/tool/bundler/test_gems.rb
@@ -15,4 +15,4 @@ gem "rb_sys"
 gem "rubygems-generate_index", "~> 1.1"
 
 # for bundled_gems_spec.rb
-gem "zeitwerk", "~> 2.7"
\ No newline at end of file
+gem "zeitwerk", "~> 2.7"