diff --git a/composer.json b/composer.json
index fb4696c..e8a61c0 100644
--- a/composer.json
+++ b/composer.json
@@ -12,7 +12,7 @@
     ],
     "minimum-stability": "dev",
     "require": {
-        "php": "^7"
+        "php": "^8"
     },
     "require-dev": {
         "phpunit/phpunit": "^8.3"