diff --git a/module/upgrade/model.php b/module/upgrade/model.php
index 8edafef735..f3262ff000 100644
--- a/module/upgrade/model.php
+++ b/module/upgrade/model.php
@@ -756,6 +756,9 @@ class upgradeModel extends model
             case 'max3_3':
                 $this->addReviewIssusApprovalData();
                 break;
+            case 'max4_0_beta1':
+                $this->initReviewEfforts();
+                break;
         }
     }
 
@@ -7969,4 +7972,31 @@ class upgradeModel extends model
         }
         return true;
     }
+
+    /**
+     * Init review efforts.
+     *
+     * @access public
+     * @return void
+     */
+    public function initReviewEfforts()
+    {
+        $nodes = $this->dao->select('t1.id,t3.id as reviewID,t3.title,t2.id as approvalID,t1.extra as consumed')->from(TABLE_APPROVALNODE)->alias('t1')
+            ->leftJoin(TABLE_APPROVAL)->alias('t2')->on("t1.approval=t2.id")
+            ->leftJoin(TABLE_REVIEW)->alias('t3')->on("t2.objectID=t3.id")
+            ->where('t3.deleted')->eq('0')
+            ->andWhere('t2.deleted')->eq('0')
+            ->andWhere('t2.objectType')->eq('review')
+            ->andWhere('t1.extra')->ne('')
+            ->andWhere('t1.extra')->ne(0)
+            ->orderBy('t1.approval,t1.id')
+            ->fetchAll('id');
+        $this->loadModel('effort');
+        foreach($nodes as $node)
+        {
+            $this->dao->delete()->from(TABLE_EFFORT)->where('objectType')->eq('review')->andWhere('objectID')->eq($node->reviewID)->exec();
+            $this->effort->create('review', $node->reviewID, (int)$node->consumed, $node->title, $node->approvalID);
+        }
+        return true;
+    }
 }