diff --git a/scim-wnn/configure.ac b/scim-wnn/configure.ac
index d7eea13..b91aed6 100644
--- a/scim-wnn/configure.ac
+++ b/scim-wnn/configure.ac
@@ -1,5 +1,5 @@
 # Process this file with autoconf to produce a configure script.
-AC_INIT(scim-wnn, 0.3.0, tam-t@par.odn.ne.jp)
+AC_INIT(scim-wnn, 0.9.99, tam-t@par.odn.ne.jp)
 AC_CONFIG_SRCDIR([src/scim_wnn_imengine.h])
 
 # Save this value here, since automake will set cflags and cxxflags later
@@ -7,8 +7,8 @@
 cppflags_set=${CPPFLAGS+set}
 
 SCIM_WNN_MAJOR_VERSION=0
-SCIM_WNN_MINOR_VERSION=3
-SCIM_WNN_MICRO_VERSION=0
+SCIM_WNN_MINOR_VERSION=9
+SCIM_WNN_MICRO_VERSION=99
 
 SCIM_WNN_VERSION=$SCIM_WNN_MAJOR_VERSION.$SCIM_WNN_MINOR_VERSION.$SCIM_WNN_MICRO_VERSION
 
diff --git a/scim-wnn/m4/Makefile b/scim-wnn/m4/Makefile
index 64103c5..4bf2b8a 100644
--- a/scim-wnn/m4/Makefile
+++ b/scim-wnn/m4/Makefile
@@ -135,9 +135,9 @@
 PACKAGE = scim-wnn
 PACKAGE_BUGREPORT = tam-t@par.odn.ne.jp
 PACKAGE_NAME = scim-wnn
-PACKAGE_STRING = scim-wnn 0.3.0
+PACKAGE_STRING = scim-wnn 0.9.99
 PACKAGE_TARNAME = scim-wnn
-PACKAGE_VERSION = 0.3.0
+PACKAGE_VERSION = 0.9.99
 PATH_SEPARATOR = :
 PKG_CONFIG = /usr/bin/pkg-config
 POSUB = po
@@ -155,15 +155,15 @@
 SCIM_MODULEDIR = /usr/lib/scim-1.0
 SCIM_VERSION = 1.2.0
 SCIM_WNN_MAJOR_VERSION = 0
-SCIM_WNN_MICRO_VERSION = 0
-SCIM_WNN_MINOR_VERSION = 3
-SCIM_WNN_VERSION = 0.3.0
+SCIM_WNN_MICRO_VERSION = 99
+SCIM_WNN_MINOR_VERSION = 9
+SCIM_WNN_VERSION = 0.9.99
 SET_MAKE = 
 SHELL = /bin/sh
 STRIP = strip
 USE_INCLUDED_LIBINTL = no
 USE_NLS = yes
-VERSION = 0.3.0
+VERSION = 0.9.99
 XGETTEXT = /usr/bin/xgettext
 ac_aux_dir = .
 ac_ct_AR = ar