From 6f17a21bb8604354c9f4e02f41f647fe443a4a41 Mon Sep 17 00:00:00 2001
From: Markus Staab <markus.staab@redaxo.de>
Date: Mon, 6 Oct 2025 09:22:12 +0200
Subject: [PATCH] Fix PHPStan error

---
 src/Printer/CollectorMetadataPrinter.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Printer/CollectorMetadataPrinter.php b/src/Printer/CollectorMetadataPrinter.php
index a0ed8f61..b84a51b2 100644
--- a/src/Printer/CollectorMetadataPrinter.php
+++ b/src/Printer/CollectorMetadataPrinter.php
@@ -88,7 +88,7 @@ public function printArgTypesAsString(
         return implode('|', $stringArgTypes);
     }
 
-    public function printParamTypesToString(ClassMethod $classMethod, ?string $className): string
+    public function printParamTypesToString(ClassMethod $classMethod, string $className): string
     {
         $printedParamTypes = [];
         foreach ($classMethod->params as $param) {