diff --git a/app/Service/Admin/System/SuggestService.php b/app/Service/Admin/System/SuggestService.php
index 9eae991..ea9837c 100644
--- a/app/Service/Admin/System/SuggestService.php
+++ b/app/Service/Admin/System/SuggestService.php
@@ -37,7 +37,7 @@ class SuggestService extends BaseService
      */
     public function handle(): array
     {
-        $limit = $this->request->input('limit', 10);
+        $limit = (int)$this->request->input('limit', 10);
         $searchUserId = $this->request->input('search_user_id');
 
         $data = $this->suggestModel