diff --git a/main/widgets/menudisplaywithtime.cpp b/main/widgets/menudisplaywithtime.cpp
index d27294b..d1aec61 100644
--- a/main/widgets/menudisplaywithtime.cpp
+++ b/main/widgets/menudisplaywithtime.cpp
@@ -14,7 +14,7 @@ void MenuDisplayWithTime::start()
 void MenuDisplayWithTime::redraw()
 {
     Base::redraw();
-    tft.setTextFont(m_use_big_font() ? 4 : 2);
+    tft.setTextFont(use_big_font() ? 4 : 2);
     m_label_currentTime.redraw(fmt::format("&7Time: {}", local_clock_string()));
 }
 
diff --git a/main/widgets/menudisplaywithtime.h b/main/widgets/menudisplaywithtime.h
index 6964beb..afc968f 100644
--- a/main/widgets/menudisplaywithtime.h
+++ b/main/widgets/menudisplaywithtime.h
@@ -1,11 +1,14 @@
 #pragma once
 
-#include <menudisplay.h>
+// system includes
 #include <cstdint>
 
+// 3rdparty lib includes
+#include <menudisplay.h>
+
 namespace bobbygui {
 class MenuDisplayWithTime :
-        public espgui::MenuDisplay
+    public espgui::MenuDisplay
 {
     using Base = espgui::MenuDisplay;
 public:
@@ -13,7 +16,7 @@ public:
     void redraw() override;
     espgui::Label m_label_currentTime{145, 6};
 private:
-    virtual bool m_use_big_font() const
+    virtual bool use_big_font() const
     {
 #ifdef MENU_DISPLAY_USE_BIG_TIME
         return true;