diff --git a/ChangeLog b/ChangeLog.12
similarity index 99%
rename from ChangeLog
rename to ChangeLog.12
index e9291bb2..77dd260e 100644
--- a/ChangeLog
+++ b/ChangeLog.12
@@ -1,3 +1,6 @@
+Starting with u2.10.12.15, this file is no longer maintained.  Refer
+to the revision control system's log for up-to-date history.
+
 2012-10-15  Michael Poole <mdpoole@troilus.org>
 
 	* include/IPcheck.h (IPcheck_connect_fail): Add new 'disconnect'
diff --git a/include/patchlevel.h b/include/patchlevel.h
index df0484b8..ade57420 100644
--- a/include/patchlevel.h
+++ b/include/patchlevel.h
@@ -18,7 +18,7 @@
  * $Id$
  *
  */
-#define PATCHLEVEL "14"
+#define PATCHLEVEL "15"
 
 #define RELEASE ".12."