diff --git a/README.rst b/README.rst
index 58599c6..37174f6 100644
--- a/README.rst
+++ b/README.rst
@@ -37,11 +37,11 @@ List of non-existent methods checked
 Plugin for Flake8
 -----------------
 
-When both ``flake8 2.4`` and ``flake8-mock`` are installed, the plugin is
+When both ``flake8`` and ``flake8-mock`` are installed, the plugin is
 available in ``flake8``::
 
     $ flake8 --version
-    2.4.1 (pep8: 1.5.7, flake8-mock: 0.3, pyflakes: 0.8.1)
+    5.0.4 (flake8-mock: 0.4, ...)
 
 
 Example output
@@ -70,6 +70,10 @@ Collaborators
 Changes
 -------
 
+0.4 (05-12-2023)
+````````````````
+* Fix compatibility with flake8 >= 5.0.0.
+
 0.3 (09-10-2016)
 ````````````````
 * Don't warn on `assert_not_called`, `assert_called` or `assert_called_once`.
diff --git a/flake8_mock.py b/flake8_mock.py
index b3274aa..5a4240a 100644
--- a/flake8_mock.py
+++ b/flake8_mock.py
@@ -6,7 +6,7 @@
 import tokenize
 
 
-__version__ = '0.3'
+__version__ = '0.4'
 
 NON_EXISTENT_METHODS = [
     'assert_calls',