diff --git a/samplecode/SampleBigBlur.cpp b/samplecode/SampleBigBlur.cpp
index de49c4e..928fc6f 100644
--- a/samplecode/SampleBigBlur.cpp
+++ b/samplecode/SampleBigBlur.cpp
@@ -6,9 +6,10 @@
  * found in the LICENSE file.
  */
 #include "SampleCode.h"
+#include "SkBlurMask.h"
 #include "SkBlurMaskFilter.h"
-#include "SkView.h"
 #include "SkCanvas.h"
+#include "SkView.h"
 
 class BigBlurView : public SampleView {
 public:
@@ -30,8 +31,8 @@
         canvas->save();
         paint.setColor(SK_ColorBLUE);
         SkMaskFilter* mf = SkBlurMaskFilter::Create(
-            128,
             SkBlurMaskFilter::kNormal_BlurStyle,
+            SkBlurMask::ConvertRadiusToSigma(SkIntToScalar(128)),
             SkBlurMaskFilter::kHighQuality_BlurFlag);
         paint.setMaskFilter(mf)->unref();
         canvas->translate(200, 200);