diff --git a/actionpack/test/abstract_unit.rb b/actionpack/test/abstract_unit.rb
index a427bd5191..cdf09d41eb 100644
--- a/actionpack/test/abstract_unit.rb
+++ b/actionpack/test/abstract_unit.rb
@@ -316,7 +316,8 @@ module ActionDispatch
       routes.call(params)
     end
 
-    def request_path_params(path, method: 'GET')
+    def request_path_params(path, method:)
+      method ||= 'GET'
       resp = send_request URI('http://localhost' + path), method.to_s.upcase, nil
       status = resp.first
       if status == 404