diff --git a/libgo/configure b/libgo/configure
index 61a4994..460fdad 100755
--- a/libgo/configure
+++ b/libgo/configure
@@ -2608,7 +2608,7 @@
 ac_config_headers="$ac_config_headers config.h"
 
 
-libtool_VERSION=21:0:0
+libtool_VERSION=22:0:0
 
 
 # Default to --enable-multilib
diff --git a/libgo/configure.ac b/libgo/configure.ac
index 274fcfc..09554a3 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=21:0:0
+libtool_VERSION=22:0:0
 AC_SUBST(libtool_VERSION)
 
 AM_ENABLE_MULTILIB(, ..)