diff --git a/tests/Sk64Test.cpp b/tests/Sk64Test.cpp
index 50b7ec7..e956cbb 100644
--- a/tests/Sk64Test.cpp
+++ b/tests/Sk64Test.cpp
@@ -75,7 +75,7 @@
 
     // Now test add/sub
 
-    SkRandom    rand;
+    SkMWCRandom    rand;
     int         i;
 
     for (i = 0; i < 1000; i++)