diff --git a/third_party/2and3/requests/api.pyi b/third_party/2and3/requests/api.pyi
index 6b54f2d78..bc2ee0cb5 100644
--- a/third_party/2and3/requests/api.pyi
+++ b/third_party/2and3/requests/api.pyi
@@ -1,10 +1,12 @@
 # Stubs for requests.api (Python 3)
 
-from typing import Iterable, Mapping, Optional, Text, Tuple, Union
+from _typeshed import SupportsItems
+from typing import Iterable, Optional, Text, Tuple, Union
 
 from .models import Response
 from .sessions import _Data
 
+_ParamsMappingKeyType = Union[Text, bytes, int, float]
 _ParamsMappingValueType = Union[Text, bytes, int, float, Iterable[Union[Text, bytes, int, float]], None]
 
 def request(method: str, url: str, **kwargs) -> Response: ...
@@ -12,13 +14,10 @@ def get(
     url: Union[Text, bytes],
     params: Optional[
         Union[
-            Mapping[Union[Text, bytes, int, float], _ParamsMappingValueType],
+            SupportsItems[_ParamsMappingKeyType, _ParamsMappingValueType],
+            Tuple[_ParamsMappingKeyType, _ParamsMappingValueType],
+            Iterable[Tuple[_ParamsMappingKeyType, _ParamsMappingValueType]],
             Union[Text, bytes],
-            Tuple[Union[Text, bytes, int, float], _ParamsMappingValueType],
-            Mapping[Text, _ParamsMappingValueType],
-            Mapping[bytes, _ParamsMappingValueType],
-            Mapping[int, _ParamsMappingValueType],
-            Mapping[float, _ParamsMappingValueType],
         ]
     ] = ...,
     **kwargs,