diff --git a/src/core/SkRTree.cpp b/src/core/SkRTree.cpp
index 253a7ee..fe08437 100644
--- a/src/core/SkRTree.cpp
+++ b/src/core/SkRTree.cpp
@@ -345,9 +345,9 @@
             }
         }
 
-        int numStrips = SkScalarCeil(SkScalarSqrt(SkIntToScalar(numBranches) *
+        int numStrips = SkScalarCeilToInt(SkScalarSqrt(SkIntToScalar(numBranches) *
                                      SkScalarInvert(fAspectRatio)));
-        int numTiles = SkScalarCeil(SkIntToScalar(numBranches) /
+        int numTiles = SkScalarCeilToInt(SkIntToScalar(numBranches) /
                                     SkIntToScalar(numStrips));
         int currentBranch = 0;