diff --git a/app/main.cpp b/app/main.cpp
index 8c9d243c6..e5c30eca7 100644
--- a/app/main.cpp
+++ b/app/main.cpp
@@ -21,6 +21,8 @@
 int main(int argc, char* argv[])
 {
     QIcon::setFallbackThemeName(QStringLiteral("breeze"));
+    QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
     QApplication app(argc, argv);
     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("kdeconnect")));
diff --git a/daemon/kdeconnectd.cpp b/daemon/kdeconnectd.cpp
index 80753afe9..e844aec76 100644
--- a/daemon/kdeconnectd.cpp
+++ b/daemon/kdeconnectd.cpp
@@ -127,9 +127,10 @@ static void detectPlatform(int argc, char **argv)
 int main(int argc, char* argv[])
 {
     detectPlatform(argc, argv);
+    QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
     QApplication app(argc, argv);
-    app.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
     KAboutData aboutData(
         QStringLiteral("kdeconnect.daemon"),
         i18n("KDE Connect Daemon"),
diff --git a/indicator/main.cpp b/indicator/main.cpp
index 56e033695..7dd0861b1 100644
--- a/indicator/main.cpp
+++ b/indicator/main.cpp
@@ -33,9 +33,10 @@
 int main(int argc, char** argv)
 {
     QIcon::setFallbackThemeName(QStringLiteral("breeze"));
+    QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
     QApplication app(argc, argv);
-    app.setAttribute(Qt::AA_UseHighDpiPixmaps, true);
     KAboutData about(QStringLiteral("kdeconnect-indicator"),
                      i18n("KDE Connect Indicator"),
                      QStringLiteral(KDECONNECT_VERSION_STRING),
diff --git a/settings/main.cpp b/settings/main.cpp
index fe941cb7a..5429213da 100644
--- a/settings/main.cpp
+++ b/settings/main.cpp
@@ -18,6 +18,8 @@
 int main(int argc, char** argv)
 {
     QIcon::setFallbackThemeName(QStringLiteral("breeze"));
+    QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
 
     QApplication app(argc, argv);
     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("kdeconnect")));
diff --git a/smsapp/main.cpp b/smsapp/main.cpp
index d0f8c68b8..5e8c69f30 100644
--- a/smsapp/main.cpp
+++ b/smsapp/main.cpp
@@ -28,7 +28,8 @@ int main(int argc, char *argv[])
 {
     QIcon::setFallbackThemeName(QStringLiteral("breeze"));
 
-    QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication app(argc, argv);
     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("kdeconnect")));
     KAboutData aboutData(QStringLiteral("kdeconnect.sms"),
diff --git a/urlhandler/kdeconnect-handler.cpp b/urlhandler/kdeconnect-handler.cpp
index f7a5af34f..38e0dd607 100644
--- a/urlhandler/kdeconnect-handler.cpp
+++ b/urlhandler/kdeconnect-handler.cpp
@@ -36,7 +36,8 @@
 
 int main(int argc, char** argv)
 {
-    QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
+    QGuiApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
     QApplication app(argc, argv);
     app.setWindowIcon(QIcon::fromTheme(QStringLiteral("kdeconnect")));
     const QString description = i18n("KDE Connect URL handler");