diff --git a/composer.json b/composer.json
index 4990b9d..0a0c813 100644
--- a/composer.json
+++ b/composer.json
@@ -6,7 +6,7 @@
   "minimum-stability": "dev",
   "prefer-stable": true,
   "require": {
-    "php": "^7.1",
-    "slevomat/coding-standard": "^4.8"
+    "php": "^7.1 || ^8.0",
+    "slevomat/coding-standard": "^8.8"
   }
 }