diff --git a/app/Models/CourseSign.php b/app/Models/CourseSign.php
index f0a7c38..d05d983 100755
--- a/app/Models/CourseSign.php
+++ b/app/Models/CourseSign.php
@@ -136,7 +136,7 @@ class CourseSign extends SoftDeletesModel
                 $query->whereIn('course_id', $course_ids);
             }
         })->whereNotIn('status', [4, 5])->get();
-        $user = User::whereIn('id', $courseSignByType->pluck('user_id'))->distinct('mobile');
+        $user = User::whereIn('id', $courseSignByType->pluck('user_id'));
         if ($retList) {
             // 列表
             return $user->groupBy('mobile')->get();
@@ -285,7 +285,7 @@ class CourseSign extends SoftDeletesModel
                 // 未去重
                 'total' => $sourseSignList2->count(),
                 // 已去重
-                'total_unique' => User::whereIn('id', $sourseSignList2->pluck('user_id'))->distinct('mobile')->groupBy('mobile')->get()->count(),
+                'total_unique' => User::whereIn('id', $sourseSignList2->pluck('user_id'))->groupBy('mobile')->get()->count(),
             ];
 
         }