diff --git a/ddbcereal/__init__.py b/ddbcereal/__init__.py
index aa8fb22..3a8286b 100644
--- a/ddbcereal/__init__.py
+++ b/ddbcereal/__init__.py
@@ -17,7 +17,7 @@
 from ddbcereal.serializing import Serializer
 from ddbcereal.types import DateFormat, DynamoDBType, PythonNumber
 
-VERSION = 2, 0, 0
+VERSION = 2, 0, 1
 
 ISO_8601 = DateFormat.ISO_8601
 UNIX_MILLISECONDS = DateFormat.UNIX_MILLISECONDS
diff --git a/ddbcereal/types.py b/ddbcereal/types.py
index a5317e3..654cd36 100644
--- a/ddbcereal/types.py
+++ b/ddbcereal/types.py
@@ -13,8 +13,7 @@
 #  limitations under the License.
 
 import enum
-from collections.abc import Mapping
-from typing import Sequence, Union
+from typing import Mapping, Sequence, Union
 
 
 class DateFormat(enum.Enum):
diff --git a/docs/changelog.rst b/docs/changelog.rst
index 8f1bd72..8eadb15 100644
--- a/docs/changelog.rst
+++ b/docs/changelog.rst
@@ -1,5 +1,9 @@
 Changelog
 =========
+2.0.1
+-----
+* Fix exceptions from typing on pre-3.9 Python
+
 2.0.0
 -----
 * Remove ``nullify_empty_string`` and ``validate_strings`` options. DynamoDB