diff --git a/composer.json b/composer.json
index f5f751ec04..2cafef693a 100644
--- a/composer.json
+++ b/composer.json
@@ -58,7 +58,7 @@
         "fix": "Fixes issues found by PHP-CS"
     },
     "require": {
-        "php": "^5.3.3 || ^7.0",
+        "php": "^5.3.3 || ^7.0 || ^8.0",
         "ext-xml": "*",
         "zendframework/zend-escaper": "^2.2",
         "phpoffice/common": "^0.2.9"