diff --git a/include/Display_Graphic.h b/include/Display_Graphic.h
index 9b57aab..b5f0d5d 100644
--- a/include/Display_Graphic.h
+++ b/include/Display_Graphic.h
@@ -1,12 +1,7 @@
-#ifndef Display_Graphic_H
-#define Display_Graphic_H
+// SPDX-License-Identifier: GPL-2.0-or-later
+#pragma once
 
-#include <Arduino.h>
-#include <Hoymiles.h>
-#include <NetworkSettings.h>
 #include <U8g2lib.h>
-#include <map>
-#include <time.h>
 
 class DisplayGraphicClass {
 public:
@@ -36,6 +31,4 @@ private:
     char _fmtText[32];
 };
 
-extern DisplayGraphicClass Display;
-
-#endif
+extern DisplayGraphicClass Display;
\ No newline at end of file
diff --git a/src/Display_Graphic.cpp b/src/Display_Graphic.cpp
index 2de27ad..1c6d9ac 100644
--- a/src/Display_Graphic.cpp
+++ b/src/Display_Graphic.cpp
@@ -1,4 +1,9 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
 #include "Display_Graphic.h"
+#include <Hoymiles.h>
+#include <NetworkSettings.h>
+#include <map>
+#include <time.h>
 
 static uint8_t bmp_logo[] PROGMEM = {
     B00000000, B00000000, // ................
@@ -138,8 +143,9 @@ void DisplayGraphicClass::loop()
         uint8_t ex = (_mExtra % 7);
         if (isprod > 0) {
             _display->drawXBMP(5 + ex, 1, 8, 17, bmp_arrow);
-            if (dispLogo)
+            if (dispLogo) {
                 _display->drawXBMP(_display->getWidth() - 24 + ex, 2, 16, 16, bmp_logo);
+            }
         }
         //<=======================