diff --git a/selfdrive/ui/qt/qt_window.cc b/selfdrive/ui/qt/qt_window.cc
index 6438862300..7f6b383bdd 100644
--- a/selfdrive/ui/qt/qt_window.cc
+++ b/selfdrive/ui/qt/qt_window.cc
@@ -1,4 +1,5 @@
 #include <string>
+#include <QApplication>
 
 #ifdef QCOM2
 #include <qpa/qplatformnativeinterface.h>
@@ -15,10 +16,10 @@ void setMainWindow(QWidget *w) {
 
 #ifdef QCOM2
   QPlatformNativeInterface *native = QGuiApplication::platformNativeInterface();
-  wl_surface *s = reinterpret_cast<wl_surface*>(native->nativeResourceForWindow("surface", w.windowHandle()));
+  wl_surface *s = reinterpret_cast<wl_surface*>(native->nativeResourceForWindow("surface", w->windowHandle()));
   wl_surface_set_buffer_transform(s, WL_OUTPUT_TRANSFORM_270);
   wl_surface_commit(s);
-  w.showFullScreen();
+  w->showFullScreen();
 #endif
 }