diff --git a/apps/settings/lib/SetupChecks/MaintenanceWindowStart.php b/apps/settings/lib/SetupChecks/MaintenanceWindowStart.php
index ca8df039b1ed2..a699f4bbbffb8 100644
--- a/apps/settings/lib/SetupChecks/MaintenanceWindowStart.php
+++ b/apps/settings/lib/SetupChecks/MaintenanceWindowStart.php
@@ -41,7 +41,7 @@ public function run(): SetupResult {
 		}
 
 		$startValue = (int)$configValue;
-		$endValue = ($startValue + 6) % 24;
+		$endValue = ($startValue + 4) % 24;
 		return SetupResult::success(
 			str_replace(
 				['{start}', '{end}'],