diff --git a/api/controllers/wxapp/licheb/Cusorderdata.php b/api/controllers/wxapp/licheb/Cusorderdata.php
index adc295f3..c01ebaa3 100644
--- a/api/controllers/wxapp/licheb/Cusorderdata.php
+++ b/api/controllers/wxapp/licheb/Cusorderdata.php
@@ -144,6 +144,7 @@ class Cusorderdata extends Wxapp
 
     protected function put()
     {
+        $inputs = $this->input_param();
         $id = $this->input_param('id');
         $row = $this->orders_model->get(['id' => $id]);
         if (!$row) {
@@ -233,7 +234,7 @@ class Cusorderdata extends Wxapp
                 $key = 'delivery_ck_img';
                 $img = $delivery_ck_img;
             }
-            if ($contract_img) {
+            if (isset($inputs['contract_img'])) {
                 $key = 'contract_img';
                 $img = $contract_img;
             }