diff --git a/samplecode/SampleClock.cpp b/samplecode/SampleClock.cpp
index dc240b3..2bd65e2 100644
--- a/samplecode/SampleClock.cpp
+++ b/samplecode/SampleClock.cpp
@@ -216,9 +216,7 @@
         canvas->restore();
     }
 
-    bool onAnimate(const SkAnimTimer&) override {
-        return true;
-    }
+    bool onAnimate(const AnimTimer&) override { return true; }
 
 private: