diff --git a/composer.json b/composer.json
index c096934..822484f 100644
--- a/composer.json
+++ b/composer.json
@@ -187,6 +187,7 @@
             "cweagans/composer-patches": true,
             "drupal/core-composer-scaffold": true,
             "drupal/core-project-message": false,
+            "php-http/discovery": true,
             "wikimedia/composer-merge-plugin": true
         }
     },