diff --git a/composer.json b/composer.json
index 7314318..5c7d992 100644
--- a/composer.json
+++ b/composer.json
@@ -33,7 +33,7 @@
   },
   "require-dev": {
     "phpunit/phpunit": "9.5.10",
-    "vimeo/psalm": "4.10.0",
+    "vimeo/psalm": "5.15.0",
     "squizlabs/php_codesniffer": "3.6.1",
     "mockery/mockery": "1.4.4",
     "psalm/plugin-mockery": "0.9.0",