diff --git a/CHANGES.rst b/CHANGES.rst
index 6761950..790e2cb 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -2,7 +2,7 @@
  zope.testrunner Changelog
 ===========================
 
-6.0 (unreleased)
+6.0 (2023-03-28)
 ================
 
 - Drop support for Python 2.7, 3.5, 3.6.
diff --git a/setup.py b/setup.py
index 61b0134..d68fcaf 100644
--- a/setup.py
+++ b/setup.py
@@ -23,7 +23,7 @@
 from setuptools.command.test import test
 
 
-version = '6.0.dev0'
+version = '6.0'
 
 INSTALL_REQUIRES = [
     'setuptools',