diff --git a/composer.json b/composer.json
index 816c456..b52827f 100644
--- a/composer.json
+++ b/composer.json
@@ -87,7 +87,7 @@
 		"pronamic/wp-coding-standards": "^2.2",
 		"roots/wordpress": "^6.4",
 		"szepeviktor/phpstan-wordpress": "^1.3",
-		"vimeo/psalm": "^0.3.14",
+		"vimeo/psalm": "^5.24",
 		"wp-pay-gateways/mollie": "^4.11",
 		"wp-phpunit/wp-phpunit": "^6.4",
 		"yoast/phpunit-polyfills": "^2.0"