diff --git a/composer.json b/composer.json
index 67bc722d..3790a943 100644
--- a/composer.json
+++ b/composer.json
@@ -38,7 +38,7 @@
     "friendsofphp/php-cs-fixer": "2.19.3",
     "php-cs-fixer/phpunit-constraint-isidenticalstring": "1.5.0",
     "php-cs-fixer/phpunit-constraint-xmlmatchesxsd": "1.5.0",
-    "sebastian/comparator": "4.0.8",
+    "sebastian/comparator": "5.0.2",
     "phpcompatibility/php-compatibility": "9.3.5",
     "yoast/phpunit-polyfills": "1.1.1",
     "phpcompatibility/phpcompatibility-wp": "2.1.5",