diff --git a/Include/patchlevel.h b/Include/patchlevel.h
index f81c339..c28bdb4 100644
--- a/Include/patchlevel.h
+++ b/Include/patchlevel.h
@@ -20,10 +20,10 @@
 #define PY_MINOR_VERSION	3
 #define PY_MICRO_VERSION	0
 #define PY_RELEASE_LEVEL	PY_RELEASE_LEVEL_ALPHA
-#define PY_RELEASE_SERIAL	2
+#define PY_RELEASE_SERIAL	3
 
 /* Version as a string */
-#define PY_VERSION      	"3.3.0a2+"
+#define PY_VERSION      	"3.3.0a3"
 /*--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 661a8b6..d39d82e 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__ = "3.3.0a2"
+__version__ = "3.3.0a3"
 #--end constants--
diff --git a/Lib/idlelib/idlever.py b/Lib/idlelib/idlever.py
index a2fbd1f..726b1dc 100644
--- a/Lib/idlelib/idlever.py
+++ b/Lib/idlelib/idlever.py
@@ -1 +1 @@
-IDLE_VERSION = "3.3.0a2"
+IDLE_VERSION = "3.3.0a3"
diff --git a/Misc/NEWS b/Misc/NEWS
index 2621c8b..e788404 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -5,7 +5,7 @@
 What's New in Python 3.3.0 Alpha 3?
 ===================================
 
-*Release date: XXXX-XX-XX*
+*Release date: 01-May-2012*
 
 Core and Builtins
 -----------------
diff --git a/Misc/RPM/python-3.3.spec b/Misc/RPM/python-3.3.spec
index 1648f8d..1f6afc8 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 3.3.0a2
+%define version 3.3.0a3
 %define libvers 3.3
 #--end constants--
 %define release 1pydotorg
diff --git a/README b/README
index aefbd10..1844375 100644
--- a/README
+++ b/README
@@ -1,4 +1,4 @@
-This is Python version 3.3.0 alpha 2
+This is Python version 3.3.0 alpha 3
 ====================================
 
 Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011,