diff --git a/test/server_rendered_html_test.rb b/test/server_rendered_html_test.rb
index 2635d1770..ca2c546a6 100644
--- a/test/server_rendered_html_test.rb
+++ b/test/server_rendered_html_test.rb
@@ -19,14 +19,14 @@ def wait_to_ensure_asset_pipeline_detects_changes
 
     begin
       get '/server/1'
-      refute_match /Updated/, response.body
+      refute_match(/Updated/, response.body)
 
       wait_to_ensure_asset_pipeline_detects_changes
       FileUtils.cp file_with_updates, app_file
       FileUtils.touch app_file
 
       get '/server/1'
-      assert_match /Updated/, response.body
+      assert_match(/Updated/, response.body)
     ensure
       # if we have a test failure, we want to make sure that we revert the dummy file
       wait_to_ensure_asset_pipeline_detects_changes