diff --git a/CHANGES b/CHANGES
index 0c855f8..6453f66 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,9 @@
+Release 2.5
+-----------
+* add support Django 4.2
+* add support Python 3.11
+
+
 Release 2.4
 -----------
 * add support Django 4
diff --git a/src/concurrency/__init__.py b/src/concurrency/__init__.py
index 6b58364..1d4a7f4 100755
--- a/src/concurrency/__init__.py
+++ b/src/concurrency/__init__.py
@@ -1,4 +1,4 @@
 __author__ = 'sax'
 
-VERSION = __version__ = "2.4"
+VERSION = __version__ = "2.5"
 NAME = 'django-concurrency'
diff --git a/tox.ini b/tox.ini
index 0db93be..6e24cab 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = d{22,32,40,41}-py{38,39,310}-{pg,sqlite,mysql}
+envlist = d{32,40,41,42}-py{39,310,311}-{pg,sqlite,mysql}
 
 
 [pytest]
@@ -26,7 +26,13 @@ markers =
 
 [testenv]
 ;install_command=pip install {opts} {packages}
-passenv = TRAVIS TRAVIS_JOB_ID TRAVIS_BRANCH PYTHONDONTWRITEBYTECODE PGHOST PGPORT
+passenv =
+    TRAVIS
+    TRAVIS_JOB_ID
+    TRAVIS_BRANCH
+    PYTHONDONTWRITEBYTECODE
+    PGHOST
+    PGPORT
 
 whitelist_externals =
                     /usr/local/bin/psql