diff --git a/ChangeLog b/ChangeLog
index 6810aafb..1499c881 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2004-01-26  Theodore A. Roth  <troth@openavr.org>
+
+	* configure.ac (AC_INIT): Post release version update.
+
 2004-01-26  Theodore A. Roth  <troth@openavr.org>
 
 	* AVRDUDE 4.3.0 has been released (cvs release tag is "release_4_3_0").
diff --git a/configure.ac b/configure.ac
index b9033939..524cdf3c 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, 4.3.0, avrdude-dev@nongnu.org)
+AC_INIT(avrdude, 4.3.0cvs, avrdude-dev@nongnu.org)
 
 AC_CANONICAL_BUILD
 AC_CANONICAL_HOST