diff --git a/pytorch_lightning/utilities/apply_func.py b/pytorch_lightning/utilities/apply_func.py
index 5846214636..6f9b8e176f 100644
--- a/pytorch_lightning/utilities/apply_func.py
+++ b/pytorch_lightning/utilities/apply_func.py
@@ -1,5 +1,5 @@
 from abc import ABC
-from collections import Mapping, Sequence
+from collections.abc import Mapping, Sequence
 from copy import copy
 from typing import Any, Callable, Union