diff --git a/install/convert.sql b/install/convert.sql
index 3e2d050e..0062effb 100644
--- a/install/convert.sql
+++ b/install/convert.sql
@@ -119,9 +119,6 @@ CREATE TABLE  `prefix_notify_task` (
 PRIMARY KEY (  `notify_task_id` )
 ) ENGINE=InnoDB DEFAULT CHARSET = utf8;
 
-ALTER TABLE `prefix_blog_user`
-  DROP `is_moderator`,
-  DROP `is_administrator`;
  
 ALTER TABLE  `prefix_blog_user` ADD  `user_role` INT( 3 ) NOT NULL ;
 ALTER TABLE  `prefix_blog_user` CHANGE  `user_role`  `user_role` INT( 3 ) DEFAULT  '1';
diff --git a/install/index.php b/install/index.php
index 3f1f1181..bf24f1e3 100644
--- a/install/index.php
+++ b/install/index.php
@@ -1391,6 +1391,19 @@ class Install {
 			mysql_free_result($aResults);			
 		}
 		
+		/**
+		 * Конвертируем пользователей блогов в роли
+		 */
+		$sTable=$aParams['prefix'].'blog_user';
+		mysql_query("UPDATE {$sTable} SET user_role = 1 WHERE is_moderator = 0 AND is_administrator = 0 ");
+		mysql_query("UPDATE {$sTable} SET user_role = 2 WHERE is_moderator = 1 ");
+		mysql_query("UPDATE {$sTable} SET user_role = 4 WHERE is_administrator = 1 ");
+		/**
+		 * Удаляем старые поля
+		 */		
+		if(!mysql_query("ALTER TABLE `{$sTable}` DROP `is_moderator`, DROP `is_administrator`;")) $aErrors[] = mysql_error();
+		
+		
 		if(count($aErrors)==0) {
 			return array('result'=>true,'errors'=>null);
 		}