diff --git a/composer.json b/composer.json
index d48ddbf..14c39c2 100644
--- a/composer.json
+++ b/composer.json
@@ -11,7 +11,7 @@
     "require": {
         "flow/jsonpath": "^0.3.1",
         "phpunit/phpunit": ">=6.0",
-        "justinrainbow/json-schema": "^2.0",
+        "justinrainbow/json-schema": "^5.0",
         "php": ">=7.0"
     },
     "require-dev": {