diff --git a/module/action/lang/de.php b/module/action/lang/de.php
index 8f3e77a1c1..c6806b7492 100644
--- a/module/action/lang/de.php
+++ b/module/action/lang/de.php
@@ -196,6 +196,7 @@ $lang->action->objectTypes['system']           = $lang->product->system;
 $lang->action->objectTypes['deliverable']      = 'Deliverable Category';
 $lang->action->objectTypes['cm']               = 'Baseline';
 $lang->action->objectTypes['baseline']         = 'Baseline';
+$lang->action->objectTypes['projectchange']    = 'Project Change';
 
 /* Used to describe operation history. */
 $lang->action->desc = new stdclass();
diff --git a/module/action/lang/en.php b/module/action/lang/en.php
index 7fcaf0d8f9..d40b059656 100755
--- a/module/action/lang/en.php
+++ b/module/action/lang/en.php
@@ -196,6 +196,7 @@ $lang->action->objectTypes['system']           = $lang->product->system;
 $lang->action->objectTypes['deliverable']      = 'Deliverable Category';
 $lang->action->objectTypes['cm']               = 'Baseline';
 $lang->action->objectTypes['baseline']         = 'Baseline';
+$lang->action->objectTypes['projectchange']    = 'Project Change';
 
 /* Used to describe operation history. */
 $lang->action->desc = new stdclass();
diff --git a/module/action/lang/fr.php b/module/action/lang/fr.php
index 040345a965..f8b6b6da4b 100644
--- a/module/action/lang/fr.php
+++ b/module/action/lang/fr.php
@@ -196,6 +196,7 @@ $lang->action->objectTypes['system']           = $lang->product->system;
 $lang->action->objectTypes['deliverable']      = 'Deliverable Category';
 $lang->action->objectTypes['cm']               = 'Baseline';
 $lang->action->objectTypes['baseline']         = 'Baseline';
+$lang->action->objectTypes['projectchange']    = 'Project Change';
 
 /* Used to describe operation history. */
 $lang->action->desc = new stdclass();
diff --git a/module/action/lang/zh-cn.php b/module/action/lang/zh-cn.php
index 61c7c0254e..6adb9727e0 100755
--- a/module/action/lang/zh-cn.php
+++ b/module/action/lang/zh-cn.php
@@ -196,6 +196,7 @@ $lang->action->objectTypes['system']           = $lang->product->system;
 $lang->action->objectTypes['deliverable']      = '交付物类型';
 $lang->action->objectTypes['cm']               = '基线';
 $lang->action->objectTypes['baseline']         = '基线';
+$lang->action->objectTypes['projectchange']    = '项目变更';
 
 /* 用来描述操作历史记录。*/
 $lang->action->desc = new stdclass();