diff --git a/configure.in b/configure.in
index 5998b92e..9445409f 100644
--- a/configure.in
+++ b/configure.in
@@ -1,7 +1,7 @@
 AC_INIT(configure.in)
 
 AM_CONFIG_HEADER(config.h)
-AM_INIT_AUTOMAKE(ncmpcpp, 0.5.4)
+AM_INIT_AUTOMAKE(ncmpcpp, 0.5.5_pre)
 
 AC_PREREQ(2.59)