diff --git a/composer.json b/composer.json
index abe2e6a..b86138e 100644
--- a/composer.json
+++ b/composer.json
@@ -34,6 +34,7 @@
         }
     ],
     "require": {
+        "php": "^8.0"
         "flarum/core": "^1.7.0"
     },
     "extra": {