From e93ee7ddbcc6be68221625e5624531c3d52530d8 Mon Sep 17 00:00:00 2001
From: Bob van de Vijver <bobvandevijver@users.noreply.github.com>
Date: Tue, 7 Jan 2025 19:36:40 +0100
Subject: [PATCH] Update CacheWarmer/GeneratorCacheWarmer.php

---
 CacheWarmer/GeneratorCacheWarmer.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/CacheWarmer/GeneratorCacheWarmer.php b/CacheWarmer/GeneratorCacheWarmer.php
index a1fcc6f..86c6d48 100644
--- a/CacheWarmer/GeneratorCacheWarmer.php
+++ b/CacheWarmer/GeneratorCacheWarmer.php
@@ -19,7 +19,7 @@ public function __construct(protected GeneratorCacheBuilder $generatorCacheBuild
     {
     }
 
-    public function warmUp(string $cacheDir, string $buildDir = null): array
+    public function warmUp(string $cacheDir, ?string $buildDir = null): array
     {
         $this->generatorCacheBuilder->buildFull();