diff --git a/rest_framework/__init__.py b/rest_framework/__init__.py
index 2d76b55d5..9a8ac5772 100644
--- a/rest_framework/__init__.py
+++ b/rest_framework/__init__.py
@@ -8,7 +8,7 @@ ______ _____ _____ _____    __                                             _
 """
 
 __title__ = 'Django REST framework'
-__version__ = '2.3.13'
+__version__ = '2.3.13-custom1'
 __author__ = 'Tom Christie'
 __license__ = 'BSD 2-Clause'
 __copyright__ = 'Copyright 2011-2014 Tom Christie'