diff --git a/setup.py b/setup.py
index 77c9d23f..76089822 100644
--- a/setup.py
+++ b/setup.py
@@ -33,7 +33,7 @@ if "linux" in sys.platform.lower() and not python_26:
     extensions.append(distutils.core.Extension(
         "tornado.epoll", ["tornado/epoll.c"]))
 
-version = "2.0"
+version = "2.0git"
 
 if major >= 3:
     import setuptools  # setuptools is required for use_2to3
diff --git a/tornado/__init__.py b/tornado/__init__.py
index 9222a28c..bbe71e69 100644
--- a/tornado/__init__.py
+++ b/tornado/__init__.py
@@ -16,5 +16,5 @@
 
 """The Tornado web server and tools."""
 
-version = "2.0"
+version = "2.0git"
 version_info = (2, 0, 0)