diff --git a/sources/main.cpp b/sources/main.cpp
index fe4272275..d9fc1bcc4 100644
--- a/sources/main.cpp
+++ b/sources/main.cpp
@@ -31,10 +31,8 @@ int main(int argc, char **argv)
 	QCoreApplication::setOrganizationDomain("qelectrotech.org");
 	QCoreApplication::setApplicationName("QElectroTech");
 		//Creation and execution of the application
-#if QT_VERSION >= QT_VERSION_CHECK(5,6,0)
-    QApplication::setAttribute(Qt::AA_DisableHighDpiScaling);
-#else
-    qputenv("QT_DEVICE_PIXEL_RATIO", QByteArray("1"));
-#endif // QT_VERSION
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
+QCoreApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+#endif
 	return(QETApp(argc, argv).exec());
 }