diff --git a/framelesshelper b/framelesshelper
index 675a1f7d..4c5ca2e1 160000
--- a/framelesshelper
+++ b/framelesshelper
@@ -1 +1 @@
-Subproject commit 675a1f7d6e07074b0d07ab07d48d806eacc93a83
+Subproject commit 4c5ca2e12c3de1ffe15b795bdafd5caf3656ab84
diff --git a/src/FluTheme.cpp b/src/FluTheme.cpp
index 823fb2db..e59ec16e 100644
--- a/src/FluTheme.cpp
+++ b/src/FluTheme.cpp
@@ -1,4 +1,4 @@
-#include "FluTheme.h"
+#include "FluTheme.h"
 
 #include "Def.h"
 #include "FluColors.h"
@@ -26,6 +26,7 @@ FluTheme::FluTheme(QObject *parent)
     primaryColor(FluColors::getInstance()->Blue());
     nativeText(false);
     darkMode(Fluent_DarkMode::Fluent_DarkModeType::Light);
+    _systemDark = systemDark();
     qApp->installEventFilter(this);
 }