diff --git a/src/Application/UI/ComponentReflection.php b/src/Application/UI/ComponentReflection.php
index 44f819705..4fa9d0b47 100644
--- a/src/Application/UI/ComponentReflection.php
+++ b/src/Application/UI/ComponentReflection.php
@@ -231,7 +231,7 @@ public static function parseAnnotation(\Reflector $ref, $name): ?array
 
 
 	/**
-	 * @return [string, bool]
+	 * @return array [string|null, bool]
 	 */
 	public static function getParameterType(\ReflectionParameter $param): array
 	{