diff --git a/NEWS b/NEWS
index 0739fdb..49ccd6b 100644
--- a/NEWS
+++ b/NEWS
@@ -1,3 +1,8 @@
+Oh! Multicast Video Scanner 0.4                                      2016-07-27
+===============================================================================
+* Support udp protocol.
+* Fix m3u filename collision.
+
 Oh! Multicast Video Scanner 0.3                                      2016-02-23
 ===============================================================================
 * Add waiting for multicast packet mode.
diff --git a/configure b/configure
index 4a2e2b1..f425c1f 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for Oh! Multicast Video Scanner 0.3.
+# Generated by GNU Autoconf 2.69 for Oh! Multicast Video Scanner 0.4.
 #
 # Report bugs to <ohhara@postech.edu>.
 #
@@ -590,8 +590,8 @@ MAKEFLAGS=
 # Identity of this package.
 PACKAGE_NAME='Oh! Multicast Video Scanner'
 PACKAGE_TARNAME='omvs'
-PACKAGE_VERSION='0.3'
-PACKAGE_STRING='Oh! Multicast Video Scanner 0.3'
+PACKAGE_VERSION='0.4'
+PACKAGE_STRING='Oh! Multicast Video Scanner 0.4'
 PACKAGE_BUGREPORT='ohhara@postech.edu'
 PACKAGE_URL='http://ohhara.sarang.net/omvs'
 
@@ -1332,7 +1332,7 @@ if test "$ac_init_help" = "long"; then
   # Omit some internal or obsolete options to make the list less imposing.
   # This message is too long to be a string in the A/UX 3.1 sh.
   cat <<_ACEOF
-\`configure' configures Oh! Multicast Video Scanner 0.3 to adapt to many kinds of systems.
+\`configure' configures Oh! Multicast Video Scanner 0.4 to adapt to many kinds of systems.
 
 Usage: $0 [OPTION]... [VAR=VALUE]...
 
@@ -1402,7 +1402,7 @@ fi
 
 if test -n "$ac_init_help"; then
   case $ac_init_help in
-     short | recursive ) echo "Configuration of Oh! Multicast Video Scanner 0.3:";;
+     short | recursive ) echo "Configuration of Oh! Multicast Video Scanner 0.4:";;
    esac
   cat <<\_ACEOF
 
@@ -1524,7 +1524,7 @@ fi
 test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
-Oh! Multicast Video Scanner configure 0.3
+Oh! Multicast Video Scanner configure 0.4
 generated by GNU Autoconf 2.69
 
 Copyright (C) 2012 Free Software Foundation, Inc.
@@ -1893,7 +1893,7 @@ cat >config.log <<_ACEOF
 This file contains any messages produced by compilers while
 running configure, to aid debugging if configure makes a mistake.
 
-It was created by Oh! Multicast Video Scanner $as_me 0.3, which was
+It was created by Oh! Multicast Video Scanner $as_me 0.4, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   $ $0 $@
@@ -2757,7 +2757,7 @@ fi
 
 # Define the identity of the package.
  PACKAGE='omvs'
- VERSION='0.3'
+ VERSION='0.4'
 
 
 cat >>confdefs.h <<_ACEOF
@@ -13266,7 +13266,7 @@ cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 # report actual input values of CONFIG_FILES etc. instead of their
 # values after options handling.
 ac_log="
-This file was extended by Oh! Multicast Video Scanner $as_me 0.3, which was
+This file was extended by Oh! Multicast Video Scanner $as_me 0.4, which was
 generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
@@ -13333,7 +13333,7 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
-Oh! Multicast Video Scanner config.status 0.3
+Oh! Multicast Video Scanner config.status 0.4
 configured by $0, generated by GNU Autoconf 2.69,
   with options \\"\$ac_cs_config\\"
 
diff --git a/configure.ac b/configure.ac
index e8e3575..f77b7e0 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 AC_PREREQ([2.69])
-AC_INIT([Oh! Multicast Video Scanner], [0.3], [ohhara@postech.edu], [omvs],
+AC_INIT([Oh! Multicast Video Scanner], [0.4], [ohhara@postech.edu], [omvs],
   [http://ohhara.sarang.net/omvs])
 AC_CONFIG_MACRO_DIR([m4])
 AM_INIT_AUTOMAKE([-Wall])