diff --git a/dirtyjson/attributed_containers.py b/dirtyjson/attributed_containers.py
index c71e411..6ba30ff 100644
--- a/dirtyjson/attributed_containers.py
+++ b/dirtyjson/attributed_containers.py
@@ -4,7 +4,7 @@
 
 """
 try:
-    from collections import MutableMapping as DictMixin
+    from collections.abc import MutableMapping as DictMixin
     py_level = 3
 except ImportError:
     # noinspection PyUnresolvedReferences,PyCompatibility