diff --git a/vtkm/cont/testing/UnitTestMultiBlock.cxx b/vtkm/cont/testing/UnitTestMultiBlock.cxx
index f2a7c2fcb..f077b09a6 100644
--- a/vtkm/cont/testing/UnitTestMultiBlock.cxx
+++ b/vtkm/cont/testing/UnitTestMultiBlock.cxx
@@ -110,8 +110,8 @@ vtkm::Range GlobalRange(vtkm::cont::MultiBlock multiblock, vtkm::Id FieldIndex)
   vtkm::Range range;
   for (vtkm::Id i = 0; i < multiblock.GetNumberOfBlocks(); ++i)
   {
-    vtkm::cont::ArrayHandle<vtkm::Range> RangeArray(
-      multiblock.GetBlock(i).GetField(FieldIndex).GetRange());
+    vtkm::cont::ArrayHandle<vtkm::Range> RangeArray;
+    multiblock.GetBlock(i).GetField(FieldIndex).GetRange().GetData().CopyTo(RangeArray);
     vtkm::Range block_range = RangeArray.GetPortalControl().Get(0);
     range.Include(block_range);
   }
@@ -123,8 +123,8 @@ vtkm::Range GlobalRange(vtkm::cont::MultiBlock multiblock, std::string& FieldNam
   vtkm::Range range;
   for (vtkm::Id i = 0; i < multiblock.GetNumberOfBlocks(); ++i)
   {
-    vtkm::cont::ArrayHandle<vtkm::Range> RangeArray(
-      multiblock.GetBlock(i).GetField(FieldName).GetRange());
+    vtkm::cont::ArrayHandle<vtkm::Range> RangeArray;
+    multiblock.GetBlock(i).GetField(FieldName).GetRange().GetData().CopyTo(RangeArray);
     vtkm::Range block_range = RangeArray.GetPortalControl().Get(0);
     range.Include(block_range);
   }