diff --git a/src/scene.h b/src/scene.h
index 6d711a4b..f9ed4b9c 100644
--- a/src/scene.h
+++ b/src/scene.h
@@ -49,7 +49,7 @@ class PrimitiveSettings
 public:
     PrimitiveSettings() { }
     virtual ~PrimitiveSettings() { }
-    virtual void ApplyTo(Primitive* primitive) const { }
+    virtual void ApplyTo(Primitive* primitive) const { UNUSED(primitive); }
 
 private:
 };