diff --git a/ChangeLog b/ChangeLog
index 7058663d..3c2a760d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2007-10-30 Joerg Wunsch <j@uriah.heep.sax.de>
+
+	* configure.ac (AC_INIT): Bump version for post-release.
+
 2007-10-29 Joerg Wunsch <j@uriah.heep.sax.de>
 
 	* configure.ac (AC_INIT): Bump version, releasing avrdude-5.5.
diff --git a/NEWS b/NEWS
index 0b53db9a..7fcd4509 100644
--- a/NEWS
+++ b/NEWS
@@ -5,6 +5,9 @@ Approximate change log for AVRDUDE by version.
 (For more detailed changes, see the ChangeLog file.)
 
 ----------------------------------------------------------------------
+Current:
+
+
 Version 5.5:
 
   * Add support for the USBtinyISP programmer (patch #6233)
diff --git a/configure.ac b/configure.ac
index 316c8443..352dc526 100644
--- a/configure.ac
+++ b/configure.ac
@@ -24,7 +24,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.57)
-AC_INIT(avrdude, 5.5, avrdude-dev@nongnu.org)
+AC_INIT(avrdude, 5.6cvs, avrdude-dev@nongnu.org)
 
 AC_CANONICAL_BUILD
 AC_CANONICAL_HOST