diff --git a/beike/Repositories/BrandRepo.php b/beike/Repositories/BrandRepo.php
index 33101a07..8d7a8850 100644
--- a/beike/Repositories/BrandRepo.php
+++ b/beike/Repositories/BrandRepo.php
@@ -129,7 +129,7 @@ class BrandRepo
         foreach ($brands as $brand) {
             $results[$brand->first][] = (new BrandDetail($brand))->jsonSerialize();
         }
-
+        ksort($results);
         return $results;
     }