diff --git a/Doc/commontex/boilerplate.tex b/Doc/commontex/boilerplate.tex
index 68b0abf..1065951 100644
--- a/Doc/commontex/boilerplate.tex
+++ b/Doc/commontex/boilerplate.tex
@@ -5,5 +5,5 @@
 	Email: \email{docs@python.org}
 }
 
-\date{19th September, 2006}			% XXX update before final release!
+\date{5th April, 2007}			% XXX update before final release!
 \input{patchlevel}		% include Python version information
diff --git a/Doc/commontex/license.tex b/Doc/commontex/license.tex
index d1554c2..c79ee04 100644
--- a/Doc/commontex/license.tex
+++ b/Doc/commontex/license.tex
@@ -51,6 +51,7 @@
   \linev{2.4.2}{2.4.1}{2005}{PSF}{yes}
   \linev{2.4.3}{2.4.2}{2006}{PSF}{yes}
   \linev{2.5}{2.4}{2006}{PSF}{yes}
+  \linev{2.5.1}{2.5}{2007}{PSF}{yes}
 \end{tablev}
 
 \note{GPL-compatible doesn't mean that we're distributing
diff --git a/Include/patchlevel.h b/Include/patchlevel.h
index 3043189..d55295b 100644
--- a/Include/patchlevel.h
+++ b/Include/patchlevel.h
@@ -21,12 +21,12 @@
 /* Version parsed out into numeric values */
 #define PY_MAJOR_VERSION	2
 #define PY_MINOR_VERSION	5
-#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		"2.5"
+#define PY_VERSION		"2.5.1c1"
 
 /* Subversion Revision number of this file (not of the repository) */
 #define PY_PATCHLEVEL_REVISION  "$Revision$"
diff --git a/LICENSE b/LICENSE
index 0ae414c..d8e1f80 100644
--- a/LICENSE
+++ b/LICENSE
@@ -53,6 +53,7 @@
     2.4.2           2.4.1       2005        PSF         yes
     2.4.3           2.4.2       2006        PSF         yes
     2.5             2.4         2006        PSF         yes
+    2.5.1           2.5         2007        PSF         yes
 
 Footnotes:
 
diff --git a/Lib/idlelib/NEWS.txt b/Lib/idlelib/NEWS.txt
index 4f4115d..886ae86 100644
--- a/Lib/idlelib/NEWS.txt
+++ b/Lib/idlelib/NEWS.txt
@@ -1,3 +1,8 @@
+What's New in IDLE 1.2.1c1?
+===========================
+
+*Release date: 05-APR-2007*
+
 What's New in IDLE 1.2?
 =======================
 
diff --git a/Lib/idlelib/idlever.py b/Lib/idlelib/idlever.py
index 124fae0..83f2936 100644
--- a/Lib/idlelib/idlever.py
+++ b/Lib/idlelib/idlever.py
@@ -1 +1 @@
-IDLE_VERSION = "1.2"
+IDLE_VERSION = "1.2.1c1"
diff --git a/Misc/NEWS b/Misc/NEWS
index 618d5f1..d2264c4 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -7,7 +7,7 @@
 What's New in Python 2.5.1c1?
 =============================
 
-*Release date: XX-XXX-XXXX*
+*Release date: 05-APR-2007*
 
 Core and builtins
 -----------------
diff --git a/Misc/RPM/python-2.5.spec b/Misc/RPM/python-2.5.spec
index 74144c2..3999074 100644
--- a/Misc/RPM/python-2.5.spec
+++ b/Misc/RPM/python-2.5.spec
@@ -33,7 +33,7 @@
 #################################
 
 %define name python
-%define version 2.5
+%define version 2.5.1
 %define libvers 2.5
 %define release 1pydotorg
 %define __prefix /usr
diff --git a/README b/README
index 97847e2..de09bb1 100644
--- a/README
+++ b/README
@@ -1,5 +1,5 @@
-This is Python version 2.5
-==========================
+This is Python version 2.5.1
+============================
 
 Copyright (c) 2001, 2002, 2003, 2004, 2005, 2006, 2007 Python Software 
 Foundation.