diff --git a/samplecode/SampleVertices.cpp b/samplecode/SampleVertices.cpp
index 152cb13..53db2ea 100644
--- a/samplecode/SampleVertices.cpp
+++ b/samplecode/SampleVertices.cpp
@@ -120,7 +120,7 @@
         }
     }
 
-    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y) {
+    virtual SkView::Click* onFindClickHandler(SkScalar x, SkScalar y, unsigned) SK_OVERRIDE {
         return new Click(this);
     }