diff --git a/src/flask/wrappers.py b/src/flask/wrappers.py
index c1eca807..db3118e6 100644
--- a/src/flask/wrappers.py
+++ b/src/flask/wrappers.py
@@ -71,7 +71,7 @@ class Request(RequestBase):
         reconstruct the same URL or a modified URL.
         """
         if self.url_rule is not None:
-            return self.url_rule.endpoint
+            return self.url_rule.endpoint  # type: ignore[no-any-return]
 
         return None