diff --git a/src/gui/kernel/qwindow.cpp b/src/gui/kernel/qwindow.cpp
index 2921331021d..789022b6e9a 100644
--- a/src/gui/kernel/qwindow.cpp
+++ b/src/gui/kernel/qwindow.cpp
@@ -237,6 +237,8 @@ void QWindowPrivate::init(QScreen *targetScreen)
             QWindowSystemInterfacePrivate::GeometryChangeEvent gce(q, QHighDpi::fromNativePixels(q->handle()->geometry(), q));
             QGuiApplicationPrivate::processGeometryChangeEvent(&gce);
         }
+#else
+        Q_UNUSED(q);
 #endif
         updateDevicePixelRatio();
     });