diff --git a/composer.json b/composer.json
index 6f04690..cdc796e 100644
--- a/composer.json
+++ b/composer.json
@@ -91,6 +91,11 @@
     "kint-php/kint-js": "^2.0",
     "kint-php/kint-twig": "^3.0",
     "drupal-module/yp_admin_guide": "1.0",
-    "drupal-module/yp_alerts_module": "1.0",
+    "drupal-module/yp_alerts_module": "1.0"
+  },
+  "config": {
+    "allow-plugins": {
+      "composer/installers": true
+    }
   }
 }