diff --git a/composer.json b/composer.json
index 8af349f..cafe155 100644
--- a/composer.json
+++ b/composer.json
@@ -11,10 +11,15 @@
     "classmap": [
       "src/Client.php",
       "src/Settings.php",
-      "src/Collection.php"]
+      "src/Collection.php"
+    ]
   },
   "require": {
     "php": "^8.1|^8.2",
     "ext-curl": "*"
+  },
+  "require-dev": {
+    "phpunit/phpunit": "^11.5",
+    "tomasvotruba/phpunit-json-result-printer": "^0.2.1"
   }
-}
\ No newline at end of file
+}