py23 from __future__ import division and adjust divisions
diff --git a/Lib/fontTools/ttLib/tables/otBase.py b/Lib/fontTools/ttLib/tables/otBase.py
index 7b0da81..426a079 100644
--- a/Lib/fontTools/ttLib/tables/otBase.py
+++ b/Lib/fontTools/ttLib/tables/otBase.py
@@ -1,4 +1,4 @@
-from __future__ import print_function
+from __future__ import print_function, division
 from fontTools.misc.py23 import *
 from .DefaultTable import DefaultTable
 import struct