diff --git a/composer.json b/composer.json
index ba7b4b5..e12d029 100644
--- a/composer.json
+++ b/composer.json
@@ -19,7 +19,7 @@
     "require": {
         "php": ">=7.0",
         "phpro/grumphp": "*",
-        "phpcompatibility/php-compatibility": "dev-develop",
+        "phpcompatibility/php-compatibility": "10.0.0-alpha1 || 10.0.0-alpha2",
         "squizlabs/php_codesniffer": "^3.4"
     },
     "require-dev":{