diff --git a/composer.json b/composer.json
index 56013fc..68d3136 100644
--- a/composer.json
+++ b/composer.json
@@ -18,7 +18,8 @@
         "php-http/curl-client": "^2.2",
         "monolog/monolog": "^2.3|^3.0",
         "symfony/property-access": "^3.4|^4.3|^5|^6.0|^7.0|^8.0",
-        "symfony/http-client": "^5.4|^6.2|^7.0|^8.0"
+        "symfony/http-client": "^5.4|^6.2|^7.0|^8.0",
+        "webmozart/assert": "^1.12 || ^2.4"
     },
     "require-dev": {
         "symfony/phpunit-bridge": "^5.0|^6.0",