diff --git a/composer.json b/composer.json
index 4f6c9de976d94..1586264a73f78 100644
--- a/composer.json
+++ b/composer.json
@@ -52,7 +52,7 @@
 		"squizlabs/php_codesniffer": "3.13.5",
 		"wp-coding-standards/wpcs": "~3.4.1",
 		"phpcompatibility/phpcompatibility-wp": "~2.1.3",
-		"phpstan/phpstan": "2.3.2",
+		"phpstan/phpstan": "2.3.4",
 		"phpstan/phpstan-phpunit": "2.1.1",
 		"yoast/phpunit-polyfills": "^1.1.0"
 	},