diff --git a/composer.json b/composer.json
index 3622c0a..7a8c3e4 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     }
   ],
   "require": {
-    "php": "^7.2",
+    "php": "^7.2|^8.0",
     "ext-simplexml": "*",
     "doctrine/instantiator": "^1.0.3",
     "goetas-webservices/xsd2php-runtime": "^0.2.11",