diff --git a/third_party/2and3/redis/client.pyi b/third_party/2and3/redis/client.pyi
index 5258d0e48..eab3a5756 100644
--- a/third_party/2and3/redis/client.pyi
+++ b/third_party/2and3/redis/client.pyi
@@ -274,7 +274,9 @@ class Redis(object):
     def hincrbyfloat(self, name: _Key, key: _Key, amount: float = ...) -> float: ...
     def hkeys(self, name: _Key) -> List[bytes]: ...
     def hlen(self, name: _Key) -> int: ...
-    def hset(self, name: _Key, key: _Key, value: _Value) -> int: ...
+    def hset(
+        self, name: _Key, key: Optional[_Key], value: Optional[_Value], mapping: Optional[Mapping[_Value, _Value]] = ...
+    ) -> int: ...
     def hsetnx(self, name: _Key, key: _Key, value: _Value) -> int: ...
     def hmset(self, name: _Key, mapping: Mapping[_Value, _Value]) -> bool: ...
     def hmget(self, name: _Key, keys: Union[_Key, Iterable[_Key]], *args: _Key) -> List[Optional[bytes]]: ...