diff --git a/composer.json b/composer.json
index 938ff4c..fd455ed 100644
--- a/composer.json
+++ b/composer.json
@@ -7,7 +7,7 @@
         "giorgiosironi/eris": "^0.14.0",
         "phpat/phpat": "^0.10",
         "facile-it/facile-coding-standard": "0.5.2",
-        "vimeo/psalm": "4.30.0",
+        "vimeo/psalm": "5.15.0",
         "friendsofphp/php-cs-fixer": "3.21.0",
         "phpstan/phpstan": "^1.8",
         "rector/rector": "^0.16.0 || ^0.17.0"