diff --git a/libgo/configure b/libgo/configure
index 20bff2b..c0d0a15 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -2611,7 +2611,7 @@
 ac_config_headers="$ac_config_headers config.h"
 
 
-libtool_VERSION=22:0:0
+libtool_VERSION=23:0:0
 
 
 # Default to --enable-multilib
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 22158ac..8980912 100644
--- a/libgo/configure.ac
+++ b/libgo/configure.ac
@@ -10,7 +10,7 @@
 AC_CONFIG_SRCDIR(Makefile.am)
 AC_CONFIG_HEADER(config.h)
 
-libtool_VERSION=22:0:0
+libtool_VERSION=23:0:0
 AC_SUBST(libtool_VERSION)
 
 AM_ENABLE_MULTILIB(, ..)