diff --git a/stdlib/dataclasses.pyi b/stdlib/dataclasses.pyi
index 7ea887da9465..ba07549c2736 100644
--- a/stdlib/dataclasses.pyi
+++ b/stdlib/dataclasses.pyi
@@ -71,8 +71,8 @@ class _DefaultFactory(Protocol[_T_co]):
 class Field(Generic[_T]):
     name: str
     type: Type[_T]
-    default: _T
-    default_factory: _DefaultFactory[_T]
+    default: _T | _MISSING_TYPE
+    default_factory: _DefaultFactory[_T] | _MISSING_TYPE
     repr: bool
     hash: bool | None
     init: bool