diff --git a/INSTALL.txt b/INSTALL.txt
index fe0ca43..c994902 100755
--- a/INSTALL.txt
+++ b/INSTALL.txt
@@ -1,7 +1,7 @@
 名前
     PukiWiki  - 自由にページを追加・削除・編集できるWebページ構築スクリプト
 
-    Version 1.4.6
+    Version 1.5.0
     Copyright (C)
       2001-2005 PukiWiki Developers Team
       2001-2002 yu-ji (Based on PukiWiki 1.3 by yu-ji)
diff --git a/README.en.txt b/README.en.txt
index 2781935..d99e705 100644
--- a/README.en.txt
+++ b/README.en.txt
@@ -6,7 +6,7 @@ NAME
     PukiWiki - PHP scripts for Web pages which can be edited by anyone, 
                at any time, from anywhere. 
 
-        PukiWiki 1.4.7
+        PukiWiki 1.5.0
         Copyright (C)
           2001-2006 PukiWiki Developers Team
           2001-2002 yu-ji (Based on PukiWiki 1.3 by yu-ji)
diff --git a/README.txt b/README.txt
index 254200e..217a77e 100644
--- a/README.txt
+++ b/README.txt
@@ -1,7 +1,7 @@
 名前
     PukiWiki - 自由にページを追加・削除・編集できるWebページ構築スクリプト
 
-    Version 1.4.7
+    Version 1.5.0
     Copyright (C)
       2001-2006 PukiWiki Developers Team
       2001-2002 yu-ji (Based on PukiWiki 1.3 by yu-ji)
diff --git a/lib/init.php b/lib/init.php
index 21020ab..4637018 100644
--- a/lib/init.php
+++ b/lib/init.php
@@ -10,7 +10,7 @@
 
 // PukiWiki version / Copyright / Licence
 
-define('S_VERSION', '1.4.7');
+define('S_VERSION', '1.5.0');
 define('S_COPYRIGHT',
 	'<strong>PukiWiki ' . S_VERSION . '</strong>' .
 	' Copyright &copy; 2001-2006' .