diff --git a/tests/ReadPixelsTest.cpp b/tests/ReadPixelsTest.cpp
index b531e92..4e0fcc6 100644
--- a/tests/ReadPixelsTest.cpp
+++ b/tests/ReadPixelsTest.cpp
@@ -297,7 +297,7 @@
         SkIRect::MakeLTRB(3 * DEV_W / 4, -10, DEV_W + 10, DEV_H + 10),
     };
 
-    for (int dtype = 1; dtype < 2; ++dtype) {
+    for (int dtype = 0; dtype < 2; ++dtype) {
 
         if (0 == dtype) {
             canvas.setDevice(new SkDevice(SkBitmap::kARGB_8888_Config,