diff --git a/public/index.php b/public/index.php
index 7b7c5ad7..115fb285 100644
--- a/public/index.php
+++ b/public/index.php
@@ -25,7 +25,7 @@ $clock = new SystemClock();
 $highResClock = new SystemHighResolutionClock();
 $memoryMonitor = new MemoryMonitor();
 $collector = new EnhancedPerformanceCollector($clock, $highResClock, $memoryMonitor, enabled: true);
-$bootstrapper = new AppBootstrapper($basePath, $collector, $memoryMonitor);
+$bootstrapper = new AppBootstrapper($basePath, $collector);
 $app = $bootstrapper->bootstrapWeb();
 
 // Anwendung ausführen
diff --git a/src/Framework/Core/AppBootstrapper.php b/src/Framework/Core/AppBootstrapper.php
index 28887d8b..56b9d751 100644
--- a/src/Framework/Core/AppBootstrapper.php
+++ b/src/Framework/Core/AppBootstrapper.php
@@ -41,7 +41,7 @@ final readonly class AppBootstrapper
     public function __construct(
         private string              $basePath,
         private PerformanceCollectorInterface $collector,
-        private MemoryMonitor       $memoryMonitor,
+        private MemoryMonitor       $memoryMonitor = new MemoryMonitor,
         #private array               $config = [],
     ) {
         $this->container = new DefaultContainer();