diff --git a/AvocadoEdition_Light/extend/sharlayan.extendlib.php b/AvocadoEdition_Light/extend/arcturus.extendlib.php
similarity index 75%
rename from AvocadoEdition_Light/extend/sharlayan.extendlib.php
rename to AvocadoEdition_Light/extend/arcturus.extendlib.php
index 3f2de25..75137fd 100644
--- a/AvocadoEdition_Light/extend/sharlayan.extendlib.php
+++ b/AvocadoEdition_Light/extend/arcturus.extendlib.php
@@ -1,7 +1,7 @@
 <?php
 /**
  * THIS MODULE PROHIBITS DISTRIBUTION TO OTHERS WITHOUT AUTHOR'S PERMISSION.
- * @class sharlayan.extendlib.php
+ * @class arcturus.extendlib.php
  * @author arcturus (contact@sharlayan.net / https://info.drk.st/about)
  * @brief extend gnuboard5 extend
  * @license LGPL 2.1
@@ -10,6 +10,6 @@
 
 define("__EXT_DIR__", __DIR__);
 
-foreach (glob(__DIR__ . "/sharlayan" . '/*.php') as $filename) {
+foreach (glob(__DIR__ . "/arcturus" . '/*.php') as $filename) {
   require_once $filename;
 }
diff --git a/AvocadoEdition_Light/extend/sharlayan/document.class.php b/AvocadoEdition_Light/extend/arcturus/document.class.php
similarity index 100%
rename from AvocadoEdition_Light/extend/sharlayan/document.class.php
rename to AvocadoEdition_Light/extend/arcturus/document.class.php
diff --git a/AvocadoEdition_Light/extend/sharlayan/setting.class.php b/AvocadoEdition_Light/extend/arcturus/setting.class.php
similarity index 100%
rename from AvocadoEdition_Light/extend/sharlayan/setting.class.php
rename to AvocadoEdition_Light/extend/arcturus/setting.class.php