diff --git a/CHANGELOG b/CHANGELOG
index a8190e3abb..ba33534686 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,5 @@
+Version 5.0.0 - 2018-10-01
+* Bug fixes (see mercurial logs for details)
 * Add support for Python 3.7
 * Remove support for Python 2.7
 
diff --git a/proteus/__init__.py b/proteus/__init__.py
index ce5c9aa8a7..e13c8200ec 100644
--- a/proteus/__init__.py
+++ b/proteus/__init__.py
@@ -10,7 +10,7 @@ from decimal import Decimal
 
 import proteus.config
 
-__version__ = "4.9.0"
+__version__ = "5.0.0"
 __all__ = ['Model', 'Wizard', 'Report']
 
 _MODELS = threading.local()
diff --git a/setup.py b/setup.py
old mode 100644
new mode 100755