diff --git a/composer.json b/composer.json
index 02efbe4..3c55164 100644
--- a/composer.json
+++ b/composer.json
@@ -36,7 +36,7 @@
         "laminas/laminas-config": "^3.9.0",
         "phpunit/phpunit": "^10.5.38",
         "psalm/plugin-phpunit": "^0.19.0",
-        "vimeo/psalm": "^5.22.2"
+        "vimeo/psalm": "^6.0.0"
     },
     "suggest": {
         "laminas/laminas-config": "Allows loading configuration from XML, INI, YAML, and JSON files",