diff --git a/samplecode/SampleTextBox.cpp b/samplecode/SampleTextBox.cpp
index cb31c4d..3b67af4 100644
--- a/samplecode/SampleTextBox.cpp
+++ b/samplecode/SampleTextBox.cpp
@@ -79,7 +79,7 @@
         paint.setColor(fg);
 
         for (int i = 9; i < 24; i += 2) {
-            SkTextBlobBuilderLineHandler builder;
+            SkTextBlobBuilderRunHandler builder;
             SkFont font(nullptr, SkIntToScalar(i));
             font.setEdging(SkFont::Edging::kSubpixelAntiAlias);