diff --git a/actionpack/test/dispatch/request/url_encoded_params_parsing_test.rb b/actionpack/test/dispatch/request/url_encoded_params_parsing_test.rb
index e9b59f55a7..9169658c22 100644
--- a/actionpack/test/dispatch/request/url_encoded_params_parsing_test.rb
+++ b/actionpack/test/dispatch/request/url_encoded_params_parsing_test.rb
@@ -164,7 +164,7 @@ class UrlEncodedParamsParsingTest < ActionDispatch::IntegrationTest
         return
       end
 
-      object.each do |k,v|
+      object.each_value do |v|
         case v
         when Hash
           assert_utf8(v)