diff --git a/app/Http/Controllers/ActivityController.php b/app/Http/Controllers/ActivityController.php
index b04972d..1b43a3e 100644
--- a/app/Http/Controllers/ActivityController.php
+++ b/app/Http/Controllers/ActivityController.php
@@ -428,7 +428,9 @@ class ActivityController extends Controller
 				$activityToUpdate = $activity->firstWhere('id', $entity['data']['id']);
 				$entity['data']['name'] = $entity['data']['text'];
 				$entity['data']['persentase_progress'] = $entity['data']['progress'] * 100;
-				$entity['data']['rencana_biaya'] = str_replace(",", ".", $entity['data']['rencana_biaya']);
+				if (isset($entity['data']['rencana_biaya'])) {
+					$entity['data']['rencana_biaya'] = str_replace(",", ".", $entity['data']['rencana_biaya']);
+				}
 				if (isset($entity['data']['target'])) {
 					$this->updateOrder($entity['data']['id'], $entity['data']['target']);
 				}