From 7a4cd0598fea09109c6add2ce3ebbab31fb5bd0b Mon Sep 17 00:00:00 2001
From: Reuben Cummings <reubano@gmail.com>
Date: Thu, 2 Dec 2021 15:35:25 -0600
Subject: [PATCH] Don't error when MethodView is a Metaclass base (fixes #4369)

---
 src/flask/views.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/flask/views.py b/src/flask/views.py
index 1bd5c68b..2c312f00 100644
--- a/src/flask/views.py
+++ b/src/flask/views.py
@@ -108,7 +108,7 @@ class MethodViewType(type):
     defines.
     """
 
-    def __init__(cls, name, bases, d):
+    def __init__(cls, name, bases, d, **kwargs):
         super().__init__(name, bases, d)
 
         if "methods" not in d: