diff --git a/stubs/peewee/peewee.pyi b/stubs/peewee/peewee.pyi
index 816b7a7e8d0c..058656b65b0c 100644
--- a/stubs/peewee/peewee.pyi
+++ b/stubs/peewee/peewee.pyi
@@ -45,7 +45,7 @@ IDENTIFIER_RE: Final[re.Pattern[str]]
 MODEL_BASE: Final = "_metaclass_helper_"
 
 def make_identifier(s: str) -> str: ...
-def chunked(it, n) -> Generator[list[Incomplete]]: ...
+def chunked(it: Iterable[_T], n: int) -> Generator[list[_T]]: ...
 
 class _callable_context_manager:
     def __call__(self, fn): ...