diff --git a/src/accountlistmodel.h b/src/accountlistmodel.h
index fd9e17b95..e9a88b638 100644
--- a/src/accountlistmodel.h
+++ b/src/accountlistmodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef ACCOUNTLISTMODEL_H
-#define ACCOUNTLISTMODEL_H
+
+#pragma once
 
 #include "controller.h"
 
@@ -30,5 +30,3 @@ public:
 private:
     QVector<Connection *> m_connections;
 };
-
-#endif // ACCOUNTLISTMODEL_H
diff --git a/src/actionshandler.h b/src/actionshandler.h
index 9df180920..97b29b45a 100644
--- a/src/actionshandler.h
+++ b/src/actionshandler.h
@@ -2,6 +2,8 @@
 //
 // SPDX-License-Identifier: GPl-3.0-or-later
 
+#pragma once
+
 #include <QObject>
 
 #include "connection.h"
diff --git a/src/clipboard.h b/src/clipboard.h
index d0ff2a0a2..f27d9507e 100644
--- a/src/clipboard.h
+++ b/src/clipboard.h
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
+
 #pragma once
 
 #include <QObject>
diff --git a/src/controller.h b/src/controller.h
index 9b0ca0dae..a20b764ca 100644
--- a/src/controller.h
+++ b/src/controller.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef CONTROLLER_H
-#define CONTROLLER_H
+
+#pragma once
 
 #include <QApplication>
 #include <QMediaPlayer>
@@ -131,5 +131,3 @@ class NeochatDeleteDeviceJob : public BaseJob
 public:
     explicit NeochatDeleteDeviceJob(const QString &deviceId, const Omittable<QJsonObject> &auth = none);
 };
-
-#endif // CONTROLLER_H
diff --git a/src/emojimodel.h b/src/emojimodel.h
index 3cdcf6007..8f8437356 100644
--- a/src/emojimodel.h
+++ b/src/emojimodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef EMOJIMODEL_H
-#define EMOJIMODEL_H
+
+#pragma once
 
 #include <QObject>
 #include <QSettings>
@@ -86,5 +86,3 @@ private:
 
     QSettings m_settings;
 };
-
-#endif // EMOJIMODEL_H
diff --git a/src/filetypesingleton.h b/src/filetypesingleton.h
index 0d98b8f15..ca1010c88 100644
--- a/src/filetypesingleton.h
+++ b/src/filetypesingleton.h
@@ -4,8 +4,7 @@
  * SPDX-License-Identifier: LicenseRef-KDE-Accepted-LGPL
  */
 
-#ifndef FILETYPESINGLETON_H
-#define FILETYPESINGLETON_H
+#pragma once
 
 #include <QObject>
 #include <qqml.h>
@@ -59,5 +58,3 @@ private:
 };
 
 QML_DECLARE_TYPE(FileTypeSingleton)
-
-#endif // MIMETYPESINGLETON_H
diff --git a/src/matriximageprovider.h b/src/matriximageprovider.h
index f0c461c02..9db6012c0 100644
--- a/src/matriximageprovider.h
+++ b/src/matriximageprovider.h
@@ -4,8 +4,7 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef MatrixImageProvider_H
-#define MatrixImageProvider_H
+
 #pragma once
 
 #include <QQuickAsyncImageProvider>
@@ -53,5 +52,3 @@ class MatrixImageProvider : public QQuickAsyncImageProvider
 public:
     QQuickImageResponse *requestImageResponse(const QString &id, const QSize &requestedSize) override;
 };
-
-#endif // MatrixImageProvider_H
diff --git a/src/messageeventmodel.h b/src/messageeventmodel.h
index 776640f9d..e1db33d4c 100644
--- a/src/messageeventmodel.h
+++ b/src/messageeventmodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef MESSAGEEVENTMODEL_H
-#define MESSAGEEVENTMODEL_H
+
+#pragma once
 
 #include <QAbstractListModel>
 
@@ -90,5 +90,3 @@ private:
 Q_SIGNALS:
     void roomChanged();
 };
-
-#endif // MESSAGEEVENTMODEL_H
diff --git a/src/messagefiltermodel.h b/src/messagefiltermodel.h
index 157e1a3fc..1120f42e9 100644
--- a/src/messagefiltermodel.h
+++ b/src/messagefiltermodel.h
@@ -2,6 +2,7 @@
  * SPDX-FileCopyrightText: 2021 Nicolas Fella <nicolas.fella@gmx.de>
  * SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-LGPL
  */
+
 #pragma once
 
 #include <QSortFilterProxyModel>
diff --git a/src/neochatroom.h b/src/neochatroom.h
index 06b09e865..b1a9372db 100644
--- a/src/neochatroom.h
+++ b/src/neochatroom.h
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
+
 #pragma once
 
 #include <events/encryptionevent.h>
diff --git a/src/neochatuser.h b/src/neochatuser.h
index d203abab8..66be84606 100644
--- a/src/neochatuser.h
+++ b/src/neochatuser.h
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
+
 #pragma once
 
 #include <QObject>
diff --git a/src/notificationsmanager.h b/src/notificationsmanager.h
index d734fe11a..3aba6ebe9 100644
--- a/src/notificationsmanager.h
+++ b/src/notificationsmanager.h
@@ -3,6 +3,7 @@
  *
  * SPDX-License-Identifier: GPL-2.0-or-later
  */
+
 #pragma once
 
 #include <QImage>
diff --git a/src/publicroomlistmodel.h b/src/publicroomlistmodel.h
index c54f32bfe..b6a88303a 100644
--- a/src/publicroomlistmodel.h
+++ b/src/publicroomlistmodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef PUBLICROOMLISTMODEL_H
-#define PUBLICROOMLISTMODEL_H
+
+#pragma once
 
 #include <QAbstractListModel>
 #include <QObject>
@@ -83,5 +83,3 @@ Q_SIGNALS:
     void keywordChanged();
     void hasMoreChanged();
 };
-
-#endif // PUBLICROOMLISTMODEL_H
diff --git a/src/roomlistmodel.h b/src/roomlistmodel.h
index 2d0525436..a4b324456 100644
--- a/src/roomlistmodel.h
+++ b/src/roomlistmodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef ROOMLISTMODEL_H
-#define ROOMLISTMODEL_H
+
+#pragma once
 
 #include "connection.h"
 #include "events/roomevent.h"
@@ -107,5 +107,3 @@ Q_SIGNALS:
     void newMessage(const QString &_t1, const QString &_t2, const QString &_t3, const QString &_t4, const QString &_t5, const QImage &_t6);
     void newHighlight(const QString &_t1, const QString &_t2, const QString &_t3, const QString &_t4, const QString &_t5, const QImage &_t6);
 };
-
-#endif // ROOMLISTMODEL_H
diff --git a/src/trayicon.h b/src/trayicon.h
index 857cdadc6..ce2b3d68d 100644
--- a/src/trayicon.h
+++ b/src/trayicon.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef TRAYICON_H
-#define TRAYICON_H
+
+#pragma once
 
 // Modified from mujx/nheko's TrayIcon.
 
@@ -24,5 +24,3 @@ public:
 Q_SIGNALS:
     void showWindow();
 };
-
-#endif // TRAYICON_H
diff --git a/src/userdirectorylistmodel.h b/src/userdirectorylistmodel.h
index 9c5583a20..7a51b99ce 100644
--- a/src/userdirectorylistmodel.h
+++ b/src/userdirectorylistmodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef USERDIRECTORYLISTMODEL_H
-#define USERDIRECTORYLISTMODEL_H
+
+#pragma once
 
 #include <QAbstractListModel>
 #include <QObject>
@@ -71,5 +71,3 @@ Q_SIGNALS:
     void keywordChanged();
     void limitedChanged();
 };
-
-#endif // USERDIRECTORYLISTMODEL_H
diff --git a/src/userlistmodel.h b/src/userlistmodel.h
index a713b995a..65dc91138 100644
--- a/src/userlistmodel.h
+++ b/src/userlistmodel.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef USERLISTMODEL_H
-#define USERLISTMODEL_H
+
+#pragma once
 
 #include "room.h"
 
@@ -76,5 +76,3 @@ private:
     int findUserPos(Quotient::User *user) const;
     [[nodiscard]] int findUserPos(const QString &username) const;
 };
-
-#endif // USERLISTMODEL_H
diff --git a/src/utils.h b/src/utils.h
index 6e4c4a250..984c1a0a7 100644
--- a/src/utils.h
+++ b/src/utils.h
@@ -3,8 +3,8 @@
  *
  * SPDX-License-Identifier: GPL-3.0-only
  */
-#ifndef Utils_H
-#define Utils_H
+
+#pragma once
 
 #include "room.h"
 #include "user.h"
@@ -26,5 +26,3 @@ static const QRegularExpression codePillRegExp{"<pre><code[^>]*>(.*?)</code></pr
 static const QRegularExpression userPillRegExp{"<a href=\"https://matrix.to/#/@.*?:.*?\">(.*?)</a>", QRegularExpression::DotMatchesEverythingOption};
 static const QRegularExpression strikethroughRegExp{"<del>(.*?)</del>", QRegularExpression::DotMatchesEverythingOption};
 } // namespace utils
-
-#endif