diff --git a/app/Http/Resources/Mobile/PublicCourseResource.php b/app/Http/Resources/Mobile/PublicCourseResource.php
index 2a70f1f..321cfb8 100644
--- a/app/Http/Resources/Mobile/PublicCourseResource.php
+++ b/app/Http/Resources/Mobile/PublicCourseResource.php
@@ -33,6 +33,7 @@ class PublicCourseResource extends JsonResource
             'status' => (int) $this->status,
             'course_status' => (int) $this->course_status,
             'sign_status' => (int) $this->sign_status,
+            'sign_date_status' => $this->sign_date_status,
             'my_user' => isset($this->my_user) ? (int) $this->my_user : 0,
             'type_detail' => $this->whenLoaded('typeDetail', function () {
                 if (!$this->typeDetail) {