diff --git a/UI/ui_button.hpp b/UI/ui_button.hpp
index c31a82a..c7a23a3 100644
--- a/UI/ui_button.hpp
+++ b/UI/ui_button.hpp
@@ -1,5 +1,4 @@
 #pragma once
-
 #include "ui_item.hpp"
 
 #define UI_BUTTON_TYPE std::string("ui_button")
diff --git a/UI/ui_can.hpp b/UI/ui_can.hpp
index f191ffb..80edab6 100644
--- a/UI/ui_can.hpp
+++ b/UI/ui_can.hpp
@@ -1,5 +1,4 @@
 #pragma once
-
 #include "ui_item.hpp"
 #include <QCanBusFrame>
 
diff --git a/UI/ui_checkbox.hpp b/UI/ui_checkbox.hpp
index a45c64a..7c462b4 100644
--- a/UI/ui_checkbox.hpp
+++ b/UI/ui_checkbox.hpp
@@ -1,6 +1,5 @@
 #pragma once
 #include "ui_item.hpp"
-#include <cstdint>
 
 #define UI_CHECKBOX_TYPE std::string("ui_checkbox")
 
diff --git a/UI/ui_combobox.hpp b/UI/ui_combobox.hpp
index 24c6b07..2274b7b 100644
--- a/UI/ui_combobox.hpp
+++ b/UI/ui_combobox.hpp
@@ -1,5 +1,4 @@
 #pragma once
-
 #include "ui_item.hpp"
 
 #define UI_COMBOBOX_TYPE std::string("ui_combobox")
diff --git a/UI/ui_double_spinbox.hpp b/UI/ui_double_spinbox.hpp
index 95cc0a8..0ec3123 100644
--- a/UI/ui_double_spinbox.hpp
+++ b/UI/ui_double_spinbox.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_DOUBLE_SPINBOX_H
-#define UI_DOUBLE_SPINBOX_H
-
+#pragma once
 #include "ui_item.hpp"
 
 #define UI_DOUBLE_SPINBOX_TYPE std::string("ui_double_spinbox")
@@ -28,5 +26,3 @@ class UI_double_spinbox : public UI_item
     double m_max;
     double m_value;
 };
-
-#endif // UI_DOUBLE_SPINBOX_H
diff --git a/UI/ui_hex_spinbox.hpp b/UI/ui_hex_spinbox.hpp
index 76cb0fe..1ded6dc 100644
--- a/UI/ui_hex_spinbox.hpp
+++ b/UI/ui_hex_spinbox.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_HEX_SPINBOX_HPP
-#define UI_HEX_SPINBOX_HPP
-
+#pragma once
 #include "ui_item.hpp"
 
 #define UI_HEX_SPINBOX_TYPE std::string("ui_hex_spinbox")
@@ -28,5 +26,3 @@ class UI_hex_spinbox : public UI_item
     double m_max;
     double m_value;
 };
-
-#endif // UI_HEX_SPINBOX_HPP
diff --git a/UI/ui_plot.hpp b/UI/ui_plot.hpp
index b55c58c..e3e9394 100644
--- a/UI/ui_plot.hpp
+++ b/UI/ui_plot.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_PLOT_H
-#define UI_PLOT_H
-
+#pragma once
 #include "ui_item.hpp"
 #define UI_PLOT_TYPE std::string("ui_plot")
 
@@ -35,5 +33,3 @@ class UI_plot : public UI_item
     bool m_x_label_enabled;
     bool m_y_label_enabled;
 };
-
-#endif // UI_PLOT_H
diff --git a/UI/ui_spinbox.hpp b/UI/ui_spinbox.hpp
index 2cf67cc..52cc6ad 100644
--- a/UI/ui_spinbox.hpp
+++ b/UI/ui_spinbox.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_SPINBOX_HPP
-#define UI_SPINBOX_HPP
-
+#pragma once
 #include "ui_item.hpp"
 
 #define UI_SPINBOX_TYPE std::string("ui_spinbox")
@@ -28,5 +26,3 @@ class UI_spinbox : public UI_item
     double m_max;
     double m_value;
 };
-
-#endif // UI_SPINBOX_HPP
diff --git a/UI/ui_stacked_widget.hpp b/UI/ui_stacked_widget.hpp
index c97b677..dd3451d 100644
--- a/UI/ui_stacked_widget.hpp
+++ b/UI/ui_stacked_widget.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_STACKED_WIDGET_HPP
-#define UI_STACKED_WIDGET_HPP
-
+#pragma once
 #include "ui_item.hpp"
 #define UI_STACKED_WIDGET_TYPE std::string("ui_stacked_widget")
 
@@ -22,5 +20,3 @@ class UI_stacked_widget : public UI_item
     size_t m_tab_count;
     size_t m_current_tab;
 };
-
-#endif // UI_STACKED_WIDGET_HPP
diff --git a/UI/ui_status_bar.hpp b/UI/ui_status_bar.hpp
index 2d8708f..08e4973 100644
--- a/UI/ui_status_bar.hpp
+++ b/UI/ui_status_bar.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_STATUS_BAR_HPP
-#define UI_STATUS_BAR_HPP
-
+#pragma once
 #include "ui_item.hpp"
 #define UI_STATUS_BAR_TYPE std::string("ui_status_bar")
 
@@ -21,5 +19,3 @@ class UI_status_bar : public UI_item
     std::string m_current_message;
     size_t m_timeout;
 };
-
-#endif // UI_STATUS_BAR_HPP
diff --git a/UI/ui_tab_widget.hpp b/UI/ui_tab_widget.hpp
index fc7d139..45a829f 100644
--- a/UI/ui_tab_widget.hpp
+++ b/UI/ui_tab_widget.hpp
@@ -1,6 +1,4 @@
-#ifndef UI_TAB_WIDGET_HPP
-#define UI_TAB_WIDGET_HPP
-
+#pragma once
 #include "ui_item.hpp"
 
 #define UI_TAB_WIDGET_TYPE std::string("ui_tab_widget")
@@ -33,5 +31,3 @@ class UI_tab_widget : public UI_item
     std::vector<std::string> m_tab_names;
     std::vector<bool> m_tab_visible;
 };
-
-#endif // UI_TAB_WIDGET_HPP
diff --git a/UI/ui_table.hpp b/UI/ui_table.hpp
index 7f32386..4995eb0 100644
--- a/UI/ui_table.hpp
+++ b/UI/ui_table.hpp
@@ -1,5 +1,4 @@
-#ifndef UI_TABLE_HPP
-#define UI_TABLE_HPP
+#pragma once
 #include "ui_item.hpp"
 
 #define UI_TABLE_TYPE std::string("ui_table")
@@ -43,5 +42,3 @@ class UI_table : public UI_item
     std::vector<bool> m_valid;
     std::vector<std::string> m_table;
 };
-
-#endif // UI_TABLE_HPP
diff --git a/client/helpers.hpp b/client/helpers.hpp
index 3d35698..a5a60be 100644
--- a/client/helpers.hpp
+++ b/client/helpers.hpp
@@ -1,6 +1,4 @@
-#ifndef HELPERS_H
-#define HELPERS_H
-
+#pragma once
 #include <QtWidgets>
 #include <qwt_color_map.h>
 #include <qwt_dial.h>
@@ -18,5 +16,3 @@ void set_widget_color(QWidget *widget, QString color, QString bg);
 QColor widget_bg_color(QWidget *widget);
 QColor widget_color(QWidget *widget);
 void reset_widget_color(QWidget *widget);
-
-#endif // HELPERS_H
diff --git a/client/mainwindow.hpp b/client/mainwindow.hpp
index 00589a9..bc72d8f 100644
--- a/client/mainwindow.hpp
+++ b/client/mainwindow.hpp
@@ -1,6 +1,4 @@
-#ifndef MAINWINDOW_H
-#define MAINWINDOW_H
-
+#pragma once
 #include "networkerror.hpp"
 #include "simulator_base.hpp"
 #include "web_socket_wrapper.hpp"
@@ -48,5 +46,3 @@ class MainWindow : public QMainWindow
 
     std::map<QString, std::unique_ptr<Simulator_base>> m_sims;
 };
-
-#endif // MAINWINDOW_H
diff --git a/client/networkerror.hpp b/client/networkerror.hpp
index 8aa7b2e..8ea2d0f 100644
--- a/client/networkerror.hpp
+++ b/client/networkerror.hpp
@@ -1,6 +1,4 @@
-#ifndef NETWORKERROR_H
-#define NETWORKERROR_H
-
+#pragma once
 #include <QDialog>
 
 namespace Ui
@@ -20,5 +18,3 @@ class NetworkError : public QDialog
   private:
     Ui::NetworkError *ui;
 };
-
-#endif // NETWORKERROR_H
diff --git a/client/simulator_base.hpp b/client/simulator_base.hpp
index 905b0cd..368ceb5 100644
--- a/client/simulator_base.hpp
+++ b/client/simulator_base.hpp
@@ -1,6 +1,4 @@
-#ifndef SIMULATOR_BASE_H
-#define SIMULATOR_BASE_H
-
+#pragma once
 #include "spdlog/spdlog.h"
 #include <QMainWindow>
 #include <QWidget>
@@ -90,5 +88,3 @@ class Simulator_base : public QMainWindow
     bool m_first_load = true;
     std::vector<QWidget *> m_ui_lookup;
 };
-
-#endif // SIMULATOR_BASE_H
diff --git a/client/simulators/can_debugger.hpp b/client/simulators/can_debugger.hpp
index e96a09b..ae72b16 100644
--- a/client/simulators/can_debugger.hpp
+++ b/client/simulators/can_debugger.hpp
@@ -1,6 +1,4 @@
-#ifndef SIM_CAN_DEBUGGER_H
-#define SIM_CAN_DEBUGGER_H
-
+#pragma once
 #include "simulator_base.hpp"
 #include <QMainWindow>
 
@@ -20,5 +18,3 @@ class Can_Debugger : public Simulator_base
   private:
     Ui::Can_Debugger *ui;
 };
-
-#endif // SIM_CAN_DEBUGGER_H
diff --git a/client/simulators/test.hpp b/client/simulators/test.hpp
index a9656f3..5d3d6cb 100644
--- a/client/simulators/test.hpp
+++ b/client/simulators/test.hpp
@@ -1,6 +1,4 @@
-#ifndef SIM_TEST_H
-#define SIM_TEST_H
-
+#pragma once
 #include "simulator_base.hpp"
 #include "web_socket_wrapper.hpp"
 #include <QMainWindow>
@@ -23,5 +21,3 @@ class Test_Sim : public Simulator_base
   private:
     Ui::Test_Sim *ui;
 };
-
-#endif // SIM_TEST_H
diff --git a/client/ui/better_radiobutton.hpp b/client/ui/better_radiobutton.hpp
index 9ff9ac7..b84766f 100644
--- a/client/ui/better_radiobutton.hpp
+++ b/client/ui/better_radiobutton.hpp
@@ -1,6 +1,4 @@
-#ifndef BETTER_RADIOBUTTON_H
-#define BETTER_RADIOBUTTON_H
-
+#pragma once
 #include <QRadioButton>
 #include <QVBoxLayout>
 
@@ -23,5 +21,3 @@ class Better_Radiobutton : public QWidget
     std::vector<QRadioButton *> m_radiobuttons;
     QString m_checked;
 };
-
-#endif // BETTER_RADIOBUTTON_H
diff --git a/client/ui/can_transceive.hpp b/client/ui/can_transceive.hpp
index ded2332..8798b65 100644
--- a/client/ui/can_transceive.hpp
+++ b/client/ui/can_transceive.hpp
@@ -1,6 +1,4 @@
-#ifndef CAN_TRANSCEIVE_H
-#define CAN_TRANSCEIVE_H
-
+#pragma once
 #include "hex_spinbox.hpp"
 #include <QWidget>
 
@@ -29,5 +27,3 @@ class Can_Transceive : public QWidget
     Ui::Can_Transceive *ui;
     std::vector<HexSpinBox *> can_send_hexspinboxes;
 };
-
-#endif // CAN_TRANSCEIVE_H
diff --git a/client/ui/hex_spinbox.hpp b/client/ui/hex_spinbox.hpp
index 69e8931..627c051 100644
--- a/client/ui/hex_spinbox.hpp
+++ b/client/ui/hex_spinbox.hpp
@@ -1,6 +1,4 @@
-#ifndef _HEXSPINBOX_H_
-#define _HEXSPINBOX_H_
-
+#pragma once
 #include <QLineEdit>
 #include <QRegularExpressionValidator>
 #include <QSpinBox>
@@ -28,5 +26,3 @@ class HexSpinBox : public QSpinBox
     QRegularExpressionValidator *validator;
     QString format;
 };
-
-#endif // _HEXSPINBOX_H_
diff --git a/client/ui/led.hpp b/client/ui/led.hpp
index a3294d4..29293db 100644
--- a/client/ui/led.hpp
+++ b/client/ui/led.hpp
@@ -1,6 +1,4 @@
-#ifndef LED_H
-#define LED_H
-
+#pragma once
 #include "QPushButton"
 
 class Led : public QPushButton
@@ -16,5 +14,3 @@ class Led : public QPushButton
     bool is_read_only(QWidget *widget);
     void set_read_only(QWidget *widget, bool read_only);
 };
-
-#endif // LED_H
diff --git a/client/ui/plot_wrapper.hpp b/client/ui/plot_wrapper.hpp
index 41556e9..13f31aa 100644
--- a/client/ui/plot_wrapper.hpp
+++ b/client/ui/plot_wrapper.hpp
@@ -1,6 +1,4 @@
-#ifndef PLOT_WRAPPER_HPP
-#define PLOT_WRAPPER_HPP
-
+#pragma once
 #include <QObject>
 #include <qwt_plot.h>
 #include <qwt_plot_curve.h>
@@ -16,5 +14,3 @@ class Plot_wrapper : public QwtPlot
   private:
     QwtPlotCurve *m_curve;
 };
-
-#endif // PLOT_WRAPPER_HPP
diff --git a/client/web_socket_wrapper.hpp b/client/web_socket_wrapper.hpp
index d4de51c..de420d4 100644
--- a/client/web_socket_wrapper.hpp
+++ b/client/web_socket_wrapper.hpp
@@ -1,6 +1,4 @@
-#ifndef WEB_SOCKET_WRAPPER_H
-#define WEB_SOCKET_WRAPPER_H
-
+#pragma once
 #include <QObject>
 #include <nlohmann/json.hpp>
 Q_FORWARD_DECLARE_OBJC_CLASS(QWebSocket);
@@ -67,5 +65,3 @@ class Web_socket_wrapper : public QObject
     QTimer *m_ping_timer;
     QTimer *m_pong_timer;
 };
-
-#endif // WEB_SOCKET_WRAPPER_H
diff --git a/external/git_tag_cpp b/external/git_tag_cpp
index 9d15e60..ebd8da5 160000
--- a/external/git_tag_cpp
+++ b/external/git_tag_cpp
@@ -1 +1 @@
-Subproject commit 9d15e605c412639bda1dd1cf752739b2b481583e
+Subproject commit ebd8da580367ee7174f220eafe467c38f097f1bf
diff --git a/server/VISA/visa.hpp b/server/VISA/visa.hpp
index ec7fbe3..ea17ca9 100644
--- a/server/VISA/visa.hpp
+++ b/server/VISA/visa.hpp
@@ -1,7 +1,4 @@
-#ifndef VISA_HPP
-#define VISA_HPP
-
-#include "tcp_client.hpp"
+#pragma once
 #include <QObject>
 
 class Visa : public QObject
@@ -32,5 +29,3 @@ class Visa : public QObject
     bool m_data_ready;
     QString m_data;
 };
-
-#endif // VISA_HPP
diff --git a/server/gpio/gpio.hpp b/server/gpio/gpio.hpp
index dca8956..8f761e5 100644
--- a/server/gpio/gpio.hpp
+++ b/server/gpio/gpio.hpp
@@ -1,6 +1,4 @@
-#ifndef GPIO_HPP
-#define GPIO_HPP
-
+#pragma once
 #include <QObject>
 #if defined(__linux__) && (defined(__aarch64__) || defined(__x86_64__))
 #include <gpiod.hpp>
@@ -29,5 +27,3 @@ class GPIO : public QObject
 #endif
     unsigned int m_offset;
 };
-
-#endif // GPIO_HPP
diff --git a/server/simulator_base.hpp b/server/simulator_base.hpp
index f027c8e..7584d56 100644
--- a/server/simulator_base.hpp
+++ b/server/simulator_base.hpp
@@ -1,5 +1,4 @@
 #pragma once
-
 #include "spdlog/spdlog.h"
 #include <QSerialPort>
 #include <QThread>
diff --git a/server/websocket.hpp b/server/websocket.hpp
index 7297732..bd9558d 100644
--- a/server/websocket.hpp
+++ b/server/websocket.hpp
@@ -1,5 +1,4 @@
 #pragma once
-
 #include <QtCore/QByteArray>
 #include <QtCore/QList>
 #include <QtCore/QObject>