diff --git a/src/utils/iter.py b/src/utils/iter.py
index 7b7e0a39b..079162a1a 100644
--- a/src/utils/iter.py
+++ b/src/utils/iter.py
@@ -30,7 +30,6 @@
 from __future__ import division
 
 import sys
-import new
 import random
 
 from itertools import *
diff --git a/src/utils/str.py b/src/utils/str.py
index fac85f99b..2e7f09834 100644
--- a/src/utils/str.py
+++ b/src/utils/str.py
@@ -34,7 +34,6 @@ Simple utility functions related to strings.
 """
 
 import re
-import new
 import sys
 import string
 import textwrap