diff --git a/src/App.php b/src/App.php
index fca8052e32..de83118489 100644
--- a/src/App.php
+++ b/src/App.php
@@ -415,12 +415,9 @@ class App
 	 * @throws HTTPException\InternalServerErrorException
 	 * @throws \ImagickException
 	 */
-	public function runFrontend(App\Module $module, App\Router $router, IPConfig $pconfig, Authentication $auth, App\Page $page, int $start_time = 0)
+	public function runFrontend(App\Module $module, App\Router $router, IPConfig $pconfig, Authentication $auth, App\Page $page, float $start_time)
 	{
-		if ($start_time != 0) {
-			$this->profiler->set($start_time, 'start');
-		}
-
+		$this->profiler->set($start_time, 'start');
 		$this->profiler->set(microtime(true), 'classinit');
 
 		$moduleName = $module->getName();
diff --git a/src/Util/Profiler.php b/src/Util/Profiler.php
index a60601098d..f963e20609 100644
--- a/src/Util/Profiler.php
+++ b/src/Util/Profiler.php
@@ -134,7 +134,8 @@ class Profiler implements ContainerInterface
 	public function resetPerformance()
 	{
 		$this->performance = [];
-		$this->performance['start'] = $this->performance['ready'] = microtime(true);
+		$this->performance['start'] = microtime(true);
+		$this->performance['ready'] = 0;
 		$this->performance['database'] = 0;
 		$this->performance['database_write'] = 0;
 		$this->performance['cache'] = 0;
@@ -145,7 +146,8 @@ class Profiler implements ContainerInterface
 		$this->performance['parser'] = 0;
 		$this->performance['marktime'] = 0;
 		$this->performance['marktime'] = microtime(true);
-		$this->performance['frontend'] = 0;
+		$this->performance['classcreate'] = 0;
+		$this->performance['classinit'] = 0;
 		$this->performance['init'] = 0;
 		$this->performance['content'] = 0;
 	}