diff --git a/src/utils/iter.py b/src/utils/iter.py
index 76e0debc4..419504371 100644
--- a/src/utils/iter.py
+++ b/src/utils/iter.py
@@ -27,6 +27,8 @@
 # POSSIBILITY OF SUCH DAMAGE.
 ###
 
+from __future__ import division
+
 import sys
 import new
 import random