diff --git a/tests/MathTest.cpp b/tests/MathTest.cpp
index e4596da..11e47d7 100644
--- a/tests/MathTest.cpp
+++ b/tests/MathTest.cpp
@@ -17,12 +17,9 @@
 }
 
 static float fast_floor(float x) {
-#ifdef SK_BUILD_FOR_WIN
-    return sk_float_floor(x);
-#else
-    float big = sk_fsel(x, 0x1.0p+23, -0x1.0p+23);
+//    float big = sk_fsel(x, 0x1.0p+23, -0x1.0p+23);
+    float big = sk_fsel(x, (float)(1 << 23), -(float)(1 << 23));
     return (x + big) - big;
-#endif
 }
 
 static float std_floor(float x) {