1 files changed, 1 insertions, 1 deletions
diff --git a/tests/manual/directional/scatterdatamodifier.h b/tests/manual/directional/scatterdatamodifier.h
index 7ca463c3..3120b6f6 100644
--- a/tests/manual/directional/scatterdatamodifier.h
+++ b/tests/manual/directional/scatterdatamodifier.h
@@ -65,7 +65,7 @@ Q_SIGNALS:
     void backgroundEnabledChanged(bool enabled);
     void gridEnabledChanged(bool enabled);
     void shadowQualityChanged(int quality);
-    void fontChanged(QFont font);
+    void fontChanged(const QFont &font);
 
 private:
     Q3DScatter *m_graph;