diff --git a/module/task/model.php b/module/task/model.php
index 0ce31f3407..167463a0cf 100755
--- a/module/task/model.php
+++ b/module/task/model.php
@@ -280,7 +280,7 @@ class taskModel extends model
         $parentID = (int)$oldParentTask->id;
 
         /* When a normal task is consumed, create the subtask and update the parent task status. */
-        if($oldParentTask->parent == 0 && $oldParentTask->consumed > 0)
+        if($oldParentTask->isParent == 0 && $oldParentTask->consumed > 0)
         {
             $this->taskTao->copyTaskData($oldParentTask);
             if(dao::isError()) return false;
diff --git a/module/task/zen.php b/module/task/zen.php
index 03b119267d..de1393f84f 100644
--- a/module/task/zen.php
+++ b/module/task/zen.php
@@ -412,7 +412,7 @@ class taskZen extends task
         $this->view->stories       = array_filter($stories);
         $this->view->storyTasks    = $this->task->getStoryTaskCounts(array_keys($stories), $execution->id);
         $this->view->members       = $this->loadModel('user')->getTeamMemberPairs($execution->id, 'execution', 'nodeleted');
-        $this->view->taskConsumed  = isset($task) && $task->parent == 0 ? $task->consumed : 0;
+        $this->view->taskConsumed  = isset($task) && $task->isParent == 0 ? $task->consumed : 0;
         $this->view->customFields  = $customFields;
         $this->view->checkedFields = $checkedFields;
         $this->view->hideStory     = $this->task->isNoStoryExecution($execution);