diff --git a/composer.json b/composer.json
index 3280c95..e31d820 100644
--- a/composer.json
+++ b/composer.json
@@ -2,7 +2,7 @@
     "repositories": {
         "packagist": {
             "type": "composer",
-            "url": "https://packagist.phpcomposer.com"
+            "url": "https://mirrors.aliyun.com/composer/"
         }
     },
     "require": {