diff --git a/stubs/PyYAML/yaml/representer.pyi b/stubs/PyYAML/yaml/representer.pyi
index c6d1158ff..df4e9116f 100644
--- a/stubs/PyYAML/yaml/representer.pyi
+++ b/stubs/PyYAML/yaml/representer.pyi
@@ -1,7 +1,8 @@
 import datetime
 import sys
+from _typeshed import SupportsItems
 from types import BuiltinFunctionType, FunctionType, ModuleType
-from typing import Any, Callable, ClassVar, Iterable, Mapping, NoReturn, Tuple, Type, TypeVar, Union
+from typing import Any, Callable, ClassVar, Iterable, Mapping, NoReturn, Tuple, Type, TypeVar
 
 from yaml.error import YAMLError as YAMLError
 from yaml.nodes import MappingNode as MappingNode, Node as Node, ScalarNode as ScalarNode, SequenceNode as SequenceNode
@@ -9,8 +10,6 @@ from yaml.nodes import MappingNode as MappingNode, Node as Node, ScalarNode as S
 _T = TypeVar("_T")
 _R = TypeVar("_R", bound=BaseRepresenter)
 
-MappingLike = Union[Mapping[Any, Any], Iterable[Tuple[Any, Any]]]
-
 class RepresenterError(YAMLError): ...
 
 class BaseRepresenter:
@@ -33,7 +32,9 @@ class BaseRepresenter:
     def add_multi_representer(cls: Type[_R], data_type: Type[_T], representer: Callable[[_R, _T], Node]) -> None: ...
     def represent_scalar(self, tag: str, value, style: str | None = ...) -> ScalarNode: ...
     def represent_sequence(self, tag: str, sequence: Iterable[Any], flow_style: bool | None = ...) -> SequenceNode: ...
-    def represent_mapping(self, tag: str, mapping: MappingLike, flow_style: bool | None = ...) -> MappingNode: ...
+    def represent_mapping(
+        self, tag: str, mapping: SupportsItems[Any, Any] | Iterable[Tuple[Any, Any]], flow_style: bool | None = ...
+    ) -> MappingNode: ...
     def ignore_aliases(self, data) -> bool: ...
 
 class SafeRepresenter(BaseRepresenter):
@@ -49,7 +50,7 @@ class SafeRepresenter(BaseRepresenter):
     def represent_int(self, data: int) -> ScalarNode: ...
     def represent_float(self, data: float) -> ScalarNode: ...
     def represent_list(self, data: Iterable[Any]) -> SequenceNode: ...
-    def represent_dict(self, data: MappingLike) -> MappingNode: ...
+    def represent_dict(self, data: SupportsItems[Any, Any] | Iterable[Tuple[Any, Any]]) -> MappingNode: ...
     def represent_set(self, data: Iterable[Any]) -> MappingNode: ...
     def represent_date(self, data: datetime.date) -> ScalarNode: ...
     def represent_datetime(self, data: datetime.datetime) -> ScalarNode: ...