diff --git a/member/modules/v1/controllers/DoctorController.php b/member/modules/v1/controllers/DoctorController.php
index 7b5b5f8..830aefb 100644
--- a/member/modules/v1/controllers/DoctorController.php
+++ b/member/modules/v1/controllers/DoctorController.php
@@ -57,7 +57,7 @@ class DoctorController extends BaseAppController
     public function actionAllList()
     {
         $post = \Yii::$app->request->post();
-        $keyword = $post['keyword'];
+        $keyword = $post['keyword']?? '';
         $store_id = \Yii::$app->store;
         $su_id = StoreDoctor::find()->select('su_id')->where([
             'store_id' => $store_id,