diff --git a/stdlib/http/cookies.pyi b/stdlib/http/cookies.pyi
index 4df12e3125d4..14203dd1e010 100644
--- a/stdlib/http/cookies.pyi
+++ b/stdlib/http/cookies.pyi
@@ -1,6 +1,7 @@
+import sys
 from collections.abc import Iterable, Mapping
 from types import GenericAlias
-from typing import Any, Generic, TypeVar, overload
+from typing import Any, Generic, TypedDict, TypeVar, overload, type_check_only
 from typing_extensions import TypeAlias
 
 __all__ = ["CookieError", "BaseCookie", "SimpleCookie"]
@@ -19,7 +20,34 @@ def _unquote(str: str) -> str: ...
 
 class CookieError(Exception): ...
 
-class Morsel(dict[str, Any], Generic[_T]):
+if sys.version_info >= (3, 14):
+    @type_check_only
+    class _MorselDictType(TypedDict):
+        expires: Any
+        path: Any
+        comment: Any
+        domain: Any
+        max_age: Any
+        secure: Any
+        httponly: Any
+        version: Any
+        samesite: Any
+        partitioned: Any  # New in version 3.14.
+
+else:
+    @type_check_only
+    class _MorselDictType(TypedDict):
+        expires: Any
+        path: Any
+        comment: Any
+        domain: Any
+        max_age: Any
+        secure: Any
+        httponly: Any
+        version: Any
+        samesite: Any
+
+class Morsel(_MorselDictType, Generic[_T]):
     @property
     def value(self) -> str: ...
     @property