diff --git a/stdlib/types.pyi b/stdlib/types.pyi
index e60c6475e..fe81185e7 100644
--- a/stdlib/types.pyi
+++ b/stdlib/types.pyi
@@ -171,7 +171,7 @@ class SimpleNamespace:
 
 class ModuleType:
     __name__: str
-    __file__: str
+    __file__: str | None
     __dict__: dict[str, Any]
     __loader__: _LoaderProtocol | None
     __package__: str | None