diff --git a/composer.json b/composer.json
index 859ec148..94dcc6e2 100644
--- a/composer.json
+++ b/composer.json
@@ -20,6 +20,7 @@
     ],
     "require": {
         "php": ">=5.5.9",
+        "ext-xml": "*",
         "laravel/framework": "5.2.39",
         "alt-three/badger": "^3.1",
         "alt-three/bus": "^1.1",