diff --git a/UI/obs-app.cpp b/UI/obs-app.cpp
index 8970a7885..76d6245c5 100644
--- a/UI/obs-app.cpp
+++ b/UI/obs-app.cpp
@@ -29,6 +29,7 @@
 #include <obs-config.h>
 #include <obs.hpp>
 
+#include <QtGlobal>
 #include <QGuiApplication>
 #include <QProxyStyle>
 #include <QScreen>
@@ -1311,7 +1312,9 @@ static int run_program(fstream &logFile, int argc, char *argv[])
 
 	QCoreApplication::addLibraryPath(".");
 
+#if (QT_VERSION >= QT_VERSION_CHECK(5, 6, 0))
 	QApplication::setAttribute(Qt::AA_EnableHighDpiScaling);
+#endif
 
 	OBSApp program(argc, argv, profilerNameStore.get());
 	try {