diff --git a/samplecode/SampleRepeatTile.cpp b/samplecode/SampleRepeatTile.cpp
index b352894..fbbc472 100644
--- a/samplecode/SampleRepeatTile.cpp
+++ b/samplecode/SampleRepeatTile.cpp
@@ -49,7 +49,7 @@
 
 protected:
     // overrides from SkEventSink
-    virtual bool onQuery(SkEvent* evt) {
+    virtual bool onQuery(SkEvent* evt) SK_OVERRIDE {
         if (SampleCode::TitleQ(*evt)) {
             SampleCode::TitleR(evt, "RepeatTile");
             return true;
@@ -57,7 +57,7 @@
         return this->INHERITED::onQuery(evt);
     }
 
-    virtual void onDrawContent(SkCanvas* canvas) {
+    virtual void onDrawContent(SkCanvas* canvas) SK_OVERRIDE {
         SkPaint paint;
         make_paint(&paint, SkShader::kRepeat_TileMode);
 
@@ -72,7 +72,7 @@
         return this->INHERITED::onFindClickHandler(x, y, modi);
     }
 
-    virtual bool onClick(Click* click) {
+    virtual bool onClick(Click* click) SK_OVERRIDE {
         return this->INHERITED::onClick(click);
     }