diff --git a/configure.ac b/configure.ac
index 3be66008b..5cc9194c4 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,7 +4,7 @@ dnl $Id$
 AC_PREREQ([2.69])
 
 dnl Set version info here!
-AC_INIT([tcpreplay],[4.2.3],
+AC_INIT([tcpreplay],[4.2.4],
     [https://github.com/appneta/tcpreplay/issues],
     [tcpreplay],
     [http://tcpreplay.sourceforge.net/])