diff --git a/systemmonitor/main.cpp b/systemmonitor/main.cpp
--- a/systemmonitor/main.cpp
+++ b/systemmonitor/main.cpp
@@ -28,6 +28,7 @@
 int main(int argc, char** argv)
 {
     KWorkSpace::detectPlatform(argc, argv);
+    QApplication::setAttribute(Qt::AA_UseHighDpiPixmaps);
     QApplication app(argc, argv);
     KLocalizedString::setApplicationDomain("systemmonitor");