diff --git a/aiozk/__init__.py b/aiozk/__init__.py
index ca5cbd1..ca68daa 100644
--- a/aiozk/__init__.py
+++ b/aiozk/__init__.py
@@ -1,4 +1,4 @@
-__version__ = '0.30.0'
+__version__ = '0.30.1'
 version_info = __version__.split('.')
 
 from .client import ZKClient  # noqa
diff --git a/setup.py b/setup.py
index 3997882..7f6b3b6 100644
--- a/setup.py
+++ b/setup.py
@@ -49,6 +49,7 @@
         'Programming Language :: Python :: 3.8',
         'Programming Language :: Python :: 3.9',
         'Programming Language :: Python :: 3.10',
+        'Programming Language :: Python :: 3.11',
         'Programming Language :: Python :: Implementation',
         'Programming Language :: Python :: Implementation :: CPython',
         'Topic :: Software Development',
diff --git a/tox.ini b/tox.ini
index 5f647c0..40708fb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 #envlist = py{38,39}-django{22,31} #,mypy
-envlist = py3.10,py3.9
+envlist = py3.11,py3.10,py3.9
 
 [docker:zk]
 image = zookeeper