diff --git a/composer.json b/composer.json
index 1ab0006..99c6b00 100644
--- a/composer.json
+++ b/composer.json
@@ -13,7 +13,7 @@
         "php": ">=7.4",
         "ext-json": "*",
         "e0ipso/shaper": "^1.2",
-        "justinrainbow/json-schema": "^5.2",
+        "justinrainbow/json-schema": "^5.2 || ^6.3",
         "symfony/polyfill-php81": "^1.26"
     },
     "require-dev": {