diff --git a/reactos/base/system/winlogon/winlogon.c b/reactos/base/system/winlogon/winlogon.c
index 199c01b6f11..ba4f9d36b06 100644
--- a/reactos/base/system/winlogon/winlogon.c
+++ b/reactos/base/system/winlogon/winlogon.c
@@ -49,7 +49,7 @@ StartServicesManager(VOID)
 		NULL,
 		NULL,
 		FALSE,
-		DETACHED_PROCESS,
+		DETACHED_PROCESS | ABOVE_NORMAL_PRIORITY_CLASS,
 		NULL,
 		NULL,
 		&StartupInfo,
@@ -97,7 +97,7 @@ StartLsass(VOID)
 		NULL,
 		NULL,
 		FALSE,
-		DETACHED_PROCESS,
+		DETACHED_PROCESS | ABOVE_NORMAL_PRIORITY_CLASS,
 		NULL,
 		NULL,
 		&StartupInfo,