diff --git a/src/util/desktophelper.h b/src/util/desktophelper.h
index 24a277bfc9fc..956dd2bf44a3 100644
--- a/src/util/desktophelper.h
+++ b/src/util/desktophelper.h
@@ -2,7 +2,9 @@
 
 #include <QtGlobal>
 
+#if QT_VERSION < QT_VERSION_CHECK(6, 0, 0)
 QT_FORWARD_DECLARE_CLASS(QStringList);
+#endif
 
 namespace mixxx {