diff --git a/.gitignore b/.gitignore
index 58c869b2..fece6c97 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,4 @@
-># Byte-compiled / optimized / DLL files
+# Byte-compiled / optimized / DLL files
 __pycache__/
 *.py[cod]
 
diff --git a/CHANGES.rst b/CHANGES.rst
index 6aa38dd3..0bdd4da8 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,6 +2,17 @@
 Changelog
 =========
 
+0.10.0.a0 (2023-12-13)
+======================
+
+New features:
+
+* Support static membership protocol, `KIP-345`_ (issue #680, pr #941 by
+  @patkivikram and @joshuaherrera)
+
+.. _KIP-345: https://cwiki.apache.org/confluence/display/KAFKA/KIP-345%3A+Introduce+static+membership+protocol+to+reduce+consumer+rebalances
+
+
 0.9.0 (2023-12-04)
 ==================
 
diff --git a/aiokafka/__init__.py b/aiokafka/__init__.py
index f52523b7..f8337128 100644
--- a/aiokafka/__init__.py
+++ b/aiokafka/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '0.9.0'  # noqa
+__version__ = '0.10.0.a0'  # noqa
 
 from .abc import ConsumerRebalanceListener
 from .client import AIOKafkaClient