diff --git a/CHANGELOG.rst b/CHANGELOG.rst
index 39f0f6ff29..6f8667f290 100644
--- a/CHANGELOG.rst
+++ b/CHANGELOG.rst
@@ -4,7 +4,7 @@
 
 https://openslides.org/
 
-Version 2.3 (unreleased)
+Version 2.3 (2018-09-20)
 ========================
 `Release notes <https://github.com/OpenSlides/OpenSlides/wiki/OpenSlides-2.3>`_ ·
 `Milestone <https://github.com/OpenSlides/OpenSlides/milestones/2.3>`_
diff --git a/openslides/__init__.py b/openslides/__init__.py
index fcb1be7ff2..7d084e2104 100644
--- a/openslides/__init__.py
+++ b/openslides/__init__.py
@@ -1,6 +1,6 @@
 __author__ = 'OpenSlides Team <support@openslides.org>'
 __description__ = 'Presentation and assembly system'
-__version__ = '2.3b2-dev'
+__version__ = '2.3'
 __license__ = 'MIT'
 __url__ = 'https://openslides.org'
 
diff --git a/setup.py b/setup.py
index b769b8d492..411b648479 100644
--- a/setup.py
+++ b/setup.py
@@ -27,8 +27,8 @@
     classifiers=[
         # http://pypi.python.org/pypi?%3Aaction=list_classifiers
         # 'Development Status :: 3 - Alpha',
-        'Development Status :: 4 - Beta',
-        # 'Development Status :: 5 - Production/Stable',
+        #'Development Status :: 4 - Beta',
+        'Development Status :: 5 - Production/Stable',
         'Environment :: Web Environment',
         'Framework :: Django',
         'License :: OSI Approved :: MIT License',