diff --git a/composer.json b/composer.json
index 96baba4..a782887 100644
--- a/composer.json
+++ b/composer.json
@@ -29,7 +29,7 @@
         "symfony/framework-bundle": "^4.4 || ^5.1 || ^6.0",
         "symfony/process": "^4.4 || ^5.1 || ^6.0",
         "symfony/yaml": "^4.4 || ^5.1 || ^6.0",
-        "vimeo/psalm": "4.4.1"
+        "vimeo/psalm": "4.15.0"
     },
     "suggest": {
         "friends-of-behat/mink": "^1.9",