diff --git a/db/update22.0.sql b/db/update22.0.sql
index 3e806d7f7b..3b751ad60b 100644
--- a/db/update22.0.sql
+++ b/db/update22.0.sql
@@ -6,7 +6,7 @@ ALTER TABLE `zt_deliverable` ADD `trimRule` varchar(255) NOT NULL AFTER `trimmab
 ALTER TABLE `zt_deliverable` ADD `template` text NOT NULL AFTER `trimRule`;
 ALTER TABLE `zt_deliverable` ADD `status` varchar(30) NOT NULL DEFAULT 'enabled' AFTER `name`;
 ALTER TABLE `zt_deliverable` ADD `category` varchar(255) NOT NULL DEFAULT '' AFTER `lastEditedDate`;
-ALTER TABLE `zt_deliverable` ADD `buitin` tinyint(1) unsigned NOT NULL DEFAULT '0' AFTER `module`;
+ALTER TABLE `zt_deliverable` ADD `builtin` tinyint(1) unsigned NOT NULL DEFAULT '0' AFTER `module`;
 
 CREATE TABLE IF NOT EXISTS `zt_deliverablestage` (
   `id` int(8) unsigned NOT NULL AUTO_INCREMENT,
diff --git a/db/zentao.sql b/db/zentao.sql
index 0034a0b2f1..4bbfead4b3 100755
--- a/db/zentao.sql
+++ b/db/zentao.sql
@@ -596,7 +596,7 @@ CREATE TABLE `zt_deliverable` (
   `id` int(8) unsigned NOT NULL AUTO_INCREMENT,
   `workflowGroup` int(8) unsigned NOT NULL DEFAULT 0,
   `module` mediumint(8) unsigned NOT NULL DEFAULT 0,
-  `buitin` tinyint(1) unsigned NOT NULL DEFAULT 0,
+  `builtin` tinyint(1) unsigned NOT NULL DEFAULT 0,
   `name` varchar(255) NOT NULL,
   `status` varchar(30) NOT NULL DEFAULT 'enabled',
   `activity` int(8) unsigned NOT NULL DEFAULT 0,
diff --git a/module/upgrade/model.php b/module/upgrade/model.php
index c1f04fe0e7..b44c7a5fac 100644
--- a/module/upgrade/model.php
+++ b/module/upgrade/model.php
@@ -11582,7 +11582,7 @@ class upgradeModel extends model
             ->fetchPairs();
 
         $testDeliverable = $this->dao->select('category')->from(TABLE_DELIVERABLE)
-            ->where('buitin')->eq('1')
+            ->where('builtin')->eq('1')
             ->andWhere('module')->in($testModules)
             ->fetchPairs();
 
@@ -11592,7 +11592,7 @@ class upgradeModel extends model
             if(empty($name)) continue;
             if(!empty($testDeliverable[$key]))
             {
-                $this->dao->update(TABLE_DELIVERABLE)->set('deleted')->eq('0')->set('name')->eq($name . $this->lang->upgrade->list)->where('category')->eq($key)->andWhere('buitin')->eq('1')->exec();
+                $this->dao->update(TABLE_DELIVERABLE)->set('deleted')->eq('0')->set('name')->eq($name . $this->lang->upgrade->list)->where('category')->eq($key)->andWhere('builtin')->eq('1')->exec();
                 unset($modules[$key]);
             }
         }
@@ -11611,7 +11611,7 @@ class upgradeModel extends model
         $deliverable->createdBy   = 'system';
         $deliverable->createdDate = helper::now();
         $deliverable->template    = '[]';
-        $deliverable->buitin      = '1';
+        $deliverable->builtin     = '1';
 
         $deliverableStage = new stdClass();
         $deliverableStage->stage    = 'project';
@@ -11657,7 +11657,7 @@ class upgradeModel extends model
     {
         foreach($modules as $key => $name)
         {
-            $this->dao->update(TABLE_DELIVERABLE)->set('deleted')->eq('1')->where('category')->eq($key)->andWhere('buitin')->eq('1')->exec();
+            $this->dao->update(TABLE_DELIVERABLE)->set('deleted')->eq('1')->where('category')->eq($key)->andWhere('builtin')->eq('1')->exec();
         }
         return true;
     }
@@ -11674,7 +11674,7 @@ class upgradeModel extends model
     {
         foreach($modules as $key => $name)
         {
-            $this->dao->update(TABLE_DELIVERABLE)->set('name')->eq($name . $this->lang->upgrade->list)->where('category')->eq($key)->andWhere('buitin')->eq('1')->exec();
+            $this->dao->update(TABLE_DELIVERABLE)->set('name')->eq($name . $this->lang->upgrade->list)->where('category')->eq($key)->andWhere('builtin')->eq('1')->exec();
         }
         return true;
     }