diff --git a/test/middleware_test.rb b/test/middleware_test.rb
index 9818973..0127180 100644
--- a/test/middleware_test.rb
+++ b/test/middleware_test.rb
@@ -3,5 +3,7 @@
 class MiddlewareTest < ActionDispatch::IntegrationTest
   test "don't fail on redirects" do
     get "/redirected"
+
+    assert_response :moved_permanently
   end
 end