diff --git a/stubs/requests-oauthlib/requests_oauthlib/oauth2_session.pyi b/stubs/requests-oauthlib/requests_oauthlib/oauth2_session.pyi
index b9317cad3..c170c9f06 100644
--- a/stubs/requests-oauthlib/requests_oauthlib/oauth2_session.pyi
+++ b/stubs/requests-oauthlib/requests_oauthlib/oauth2_session.pyi
@@ -71,7 +71,7 @@ class OAuth2Session(requests.Session):
     def access_token(self) -> None: ...
     @property
     def authorized(self) -> bool: ...
-    def authorization_url(self, url: str, state: Incomplete | None = None, **kwargs) -> str: ...
+    def authorization_url(self, url: str, state: Incomplete | None = None, **kwargs) -> tuple[str, str]: ...
     def fetch_token(
         self,
         token_url: str,