diff --git a/motor/__init__.py b/motor/__init__.py
index 6e837a2f..14fcc77b 100644
--- a/motor/__init__.py
+++ b/motor/__init__.py
@@ -20,7 +20,7 @@ import pymongo
 
 from motor.motor_py2_compat import text_type
 
-version_tuple = (2, 0, 0)
+version_tuple = (2, 0, 1, 'dev0')
 
 
 def get_version_string():
diff --git a/setup.py b/setup.py
index 7ca80804..9c68b3b9 100644
--- a/setup.py
+++ b/setup.py
@@ -150,7 +150,7 @@ if sys.version_info[0] >= 3:
     packages.append('motor.aiohttp')
 
 setup(name='motor',
-      version='2.0.0',
+      version='2.0.1.dev0',
       packages=packages,
       description=description,
       long_description=long_description,