diff --git a/configure.in b/configure.in
index 92cdf54..57d6017 100644
--- a/configure.in
+++ b/configure.in
@@ -1,7 +1,7 @@
 dnl Process this file with autoconf to produce a configure script.
 AC_INIT(alsamixer/alsamixer.c)
 AC_PREFIX_DEFAULT(/usr)
-AM_INIT_AUTOMAKE(alsa-utils, 0.5.5)
+AM_INIT_AUTOMAKE(alsa-utils, 0.5.6)
 
 dnl Checks for programs.
 AC_PROG_CC