diff --git a/composer.json b/composer.json
index 0aca9187e..1664d4914 100644
--- a/composer.json
+++ b/composer.json
@@ -66,7 +66,8 @@
     "config": {
         "allow-plugins": {
             "yiisoft/yii2-composer": true,
-            "cweagans/composer-patches": true
+            "cweagans/composer-patches": true,
+            "php-http/discovery": true
         }
     },
     "extra": {