diff --git a/app/Services/MemberService.php b/app/Services/MemberService.php
index be607e6..adcb1ef 100644
--- a/app/Services/MemberService.php
+++ b/app/Services/MemberService.php
@@ -231,6 +231,7 @@ public static function getUserInfoForLogin(int $userId): array
             $dept = DB::table('departments')->where('id', $profile->department_id)->first();
             if ($dept) {
                 $userInfo['department'] = $dept->name;
+                $userInfo['department_id'] = $dept->id;
             }
         }