diff --git a/Include/patchlevel.h b/Include/patchlevel.h
index b5919a4..9c86437 100644
--- a/Include/patchlevel.h
+++ b/Include/patchlevel.h
@@ -18,12 +18,12 @@
 /*--start constants--*/
 #define PY_MAJOR_VERSION	3
 #define PY_MINOR_VERSION	3
-#define PY_MICRO_VERSION	0
-#define PY_RELEASE_LEVEL	PY_RELEASE_LEVEL_FINAL
-#define PY_RELEASE_SERIAL	0
+#define PY_MICRO_VERSION	1
+#define PY_RELEASE_LEVEL	PY_RELEASE_LEVEL_GAMMA
+#define PY_RELEASE_SERIAL	1
 
 /* Version as a string */
-#define PY_VERSION      	"3.3.0+"
+#define PY_VERSION      	"3.3.1rc1"
 /*--end constants--*/
 
 /* Version as a single 4-byte hex number, e.g. 0x010502B2 == 1.5.2b2.
diff --git a/Lib/distutils/__init__.py b/Lib/distutils/__init__.py
index 345ac4f..c30da0b 100644
--- a/Lib/distutils/__init__.py
+++ b/Lib/distutils/__init__.py
@@ -13,5 +13,5 @@
 # Updated automatically by the Python release process.
 #
 #--start constants--
-__version__ = "3.3.0"
+__version__ = "3.3.1rc1"
 #--end constants--
diff --git a/Lib/idlelib/idlever.py b/Lib/idlelib/idlever.py
index 8d8317d..5ae50e5 100644
--- a/Lib/idlelib/idlever.py
+++ b/Lib/idlelib/idlever.py
@@ -1 +1 @@
-IDLE_VERSION = "3.3.0"
+IDLE_VERSION = "3.3.1rc1"
diff --git a/Misc/NEWS b/Misc/NEWS
index e2ca210..6255fc5 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -2,12 +2,12 @@
 Python News
 +++++++++++
 
-What's New in Python 3.3.1?
-===========================
+What's New in Python 3.3.1 release candidate 1?
+===============================================
 
-*Not yet released, see sections below for changes released in 3.3.0*
+.. *Not yet released, see sections below for changes released in 3.3.0*
 
-.. *Release date: 2013-XX-XX*
+*Release date: 24-Mar-2013*
 
 Core and Builtins
 -----------------
diff --git a/Misc/RPM/python-3.3.spec b/Misc/RPM/python-3.3.spec
index 936a21f..169f0ba 100644
--- a/Misc/RPM/python-3.3.spec
+++ b/Misc/RPM/python-3.3.spec
@@ -39,7 +39,7 @@
 
 %define name python
 #--start constants--
-%define version 3.3.0
+%define version 3.3.1rc1
 %define libvers 3.3
 #--end constants--
 %define release 1pydotorg
diff --git a/README b/README
index 6040e8f..247bb74 100644
--- a/README
+++ b/README
@@ -1,5 +1,5 @@
-This is Python version 3.3.0
-============================
+This is Python version 3.3.1 release candidate 1
+================================================
 
 Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,
 2012, 2013 Python Software Foundation.  All rights reserved.