diff --git a/trunk/configure.in b/trunk/configure.in
index b751c12..6ea8809 100644
--- a/trunk/configure.in
+++ b/trunk/configure.in
@@ -2,7 +2,7 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.61)
-AC_INIT([sj3], [2.0.1.22], [iwata@quasiquote.org])
+AC_INIT([sj3], [2.0.1.23], [iwata@quasiquote.org])
 AC_CONFIG_AUX_DIR([config])
 AC_CONFIG_SRCDIR([src/sj3serv/main.c])
 AC_CONFIG_HEADER([config.h])
@@ -25,7 +25,7 @@ AC_PROG_RANLIB
 # Checks for libraries.
 LIBSJ3CORE_MAJOR_VERSION=2
 LIBSJ3CORE_MINOR_VERSION=0
-LIBSJ3CORE_MICRO_VERSION=122
+LIBSJ3CORE_MICRO_VERSION=123
 LIBSJ3CORE_MICRO_VERSION_SUFFIX=
 
 LIBSJ3CORE_VERSION=$LIBSJ3CORE_MAJOR_VERSION.$LIBSJ3CORE_MINOR_VERSION.$LIBSJ3CORE_MICRO_VERSION$LIBSJ3CORE_MICRO_VERSION_SUFFIX
@@ -43,7 +43,7 @@ AC_SUBST(LIBSJ3CORE_VERSION_EXTRA)
 
 LIBSJ3LIB_MAJOR_VERSION=2
 LIBSJ3LIB_MINOR_VERSION=0
-LIBSJ3LIB_MICRO_VERSION=122
+LIBSJ3LIB_MICRO_VERSION=123
 LIBSJ3LIB_MICRO_VERSION_SUFFIX=
 
 LIBSJ3LIB_VERSION=$LIBSJ3LIB_MAJOR_VERSION.$LIBSJ3LIB_MINOR_VERSION.$LIBSJ3LIB_MICRO_VERSION$LIBSJ3LIB_MICRO_VERSION_SUFFIX
@@ -61,7 +61,7 @@ AC_SUBST(LIBSJ3LIB_VERSION_EXTRA)
 
 LIBSJ3RKCV_MAJOR_VERSION=2
 LIBSJ3RKCV_MINOR_VERSION=0
-LIBSJ3RKCV_MICRO_VERSION=122
+LIBSJ3RKCV_MICRO_VERSION=123
 LIBSJ3RKCV_MICRO_VERSION_SUFFIX=
 
 LIBSJ3RKCV_VERSION=$LIBSJ3RKCV_MAJOR_VERSION.$LIBSJ3RKCV_MINOR_VERSION.$LIBSJ3RKCV_MICRO_VERSION$LIBSJ3RKCV_MICRO_VERSION_SUFFIX