diff --git a/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php b/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php
index b40900dd6c7..e58f84f338c 100644
--- a/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php
+++ b/htdocs/core/triggers/interface_20_modWorkflow_WorkflowManager.class.php
@@ -309,7 +309,7 @@ class InterfaceWorkflowManager extends DolibarrTriggers
         		$diff_array = array_diff_assoc($qtyordred, $qtyshipped);
         		if (count($diff_array) == 0) {
         			//No diff => mean everythings is shipped
-        			$ret = $object->setStatut(Commande::STATUS_CLOSED, $object->origin_id, $object->origin, 'ORDER_CLOSE');
+        			$ret = $order->setStatut(Commande::STATUS_CLOSED, $object->origin_id, $object->origin, 'ORDER_CLOSE');
         			if ($ret < 0) {
         				$this->error = $object->error; $this->errors = $object->errors;
         				return $ret;