diff --git a/vector4dwidget.h b/vector4dwidget.h
index 28238b8..2902d09 100644
--- a/vector4dwidget.h
+++ b/vector4dwidget.h
@@ -1,5 +1,4 @@
-#ifndef VECTOR4DWIDGET_H
-#define VECTOR4DWIDGET_H
+#pragma once
 
 #include <QWidget>
 #include "dbguilib_global.h"
@@ -28,5 +27,3 @@ private:
     QDoubleSpinBox *m_doubleSpinBoxZ;
     QDoubleSpinBox *m_doubleSpinBoxW;
 };
-
-#endif // VECTOR4DWIDGET_H