diff --git a/docs/source/conf.py b/docs/source/conf.py
index b4f592329..3443d9c7e 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -60,7 +60,7 @@ author = u'Leandro Toledo'
 # The short X.Y version.
 version = '4.0'
 # The full version, including alpha/beta/rc tags.
-release = '4.0.2'
+release = '4.0.3'
 
 # The language for content autogenerated by Sphinx. Refer to documentation
 # for a list of supported languages.
diff --git a/setup.py b/setup.py
index c1af1c9c3..312791c45 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@ def requirements():
 
 setup(
     name='python-telegram-bot',
-    version='4.0.2',
+    version='4.0.3',
     author='Leandro Toledo',
     author_email='devs@python-telegram-bot.org',
     license='LGPLv3',
diff --git a/telegram/__init__.py b/telegram/__init__.py
index ec11842c0..393b5a0af 100644
--- a/telegram/__init__.py
+++ b/telegram/__init__.py
@@ -81,7 +81,7 @@ from .bot import Bot
 
 
 __author__ = 'devs@python-telegram-bot.org'
-__version__ = '4.0.2'
+__version__ = '4.0.3'
 __all__ = ['Audio',
            'Bot',
            'Chat',