diff --git a/django-stubs/db/models/query.pyi b/django-stubs/db/models/query.pyi
index 4aadd58f5..f2d446d6e 100644
--- a/django-stubs/db/models/query.pyi
+++ b/django-stubs/db/models/query.pyi
@@ -63,10 +63,22 @@ class _QuerySet(Generic[_T, _Row], Collection[_Row], Reversible[_Row], Sized):
     def create(self, **kwargs: Any) -> _T: ...
     async def acreate(self, **kwargs: Any) -> _T: ...
     def bulk_create(
-        self, objs: Iterable[_T], batch_size: Optional[int] = ..., ignore_conflicts: bool = ...
+        self,
+        objs: Iterable[_T],
+        batch_size: Optional[int] = ...,
+        ignore_conflicts: bool = ...,
+        update_conflicts: bool = ...,
+        update_fields: Optional[Collection[str]] = ...,
+        unique_fields: Optional[Collection[str]] = ...,
     ) -> List[_T]: ...
     async def abulk_create(
-        self, objs: Iterable[_T], batch_size: Optional[int] = ..., ignore_conflicts: bool = ...
+        self,
+        objs: Iterable[_T],
+        batch_size: Optional[int] = ...,
+        ignore_conflicts: bool = ...,
+        update_conflicts: bool = ...,
+        update_fields: Optional[Collection[str]] = ...,
+        unique_fields: Optional[Collection[str]] = ...,
     ) -> List[_T]: ...
     def bulk_update(self, objs: Iterable[_T], fields: Iterable[str], batch_size: Optional[int] = ...) -> int: ...
     async def abulk_update(self, objs: Iterable[_T], fields: Iterable[str], batch_size: Optional[int] = ...) -> int: ...
@@ -98,8 +110,8 @@ class _QuerySet(Generic[_T, _Row], Collection[_Row], Reversible[_Row], Sized):
     async def aexists(self) -> bool: ...
     def explain(self, *, format: Optional[Any] = ..., **options: Any) -> str: ...
     async def aexplain(self, *, format: Optional[Any] = ..., **options: Any) -> str: ...
-    def contains(self, objs: Iterable[_T]) -> bool: ...
-    async def acontains(self, objs: Iterable[_T]) -> bool: ...
+    def contains(self, obj: models.Model) -> bool: ...
+    async def acontains(self, obj: models.Model) -> bool: ...
     def raw(
         self,
         raw_query: str,