diff --git a/zaqar/common/utils.py b/zaqar/common/utils.py
index 748c94bc1..8c605452c 100644
--- a/zaqar/common/utils.py
+++ b/zaqar/common/utils.py
@@ -36,7 +36,7 @@ def fields(d, names, pred=lambda x: True,
     """
 
     return dict((key_transform(k), value_transform(v))
-                for k, v in six.iteritems(d)
+                for k, v in d.items()
                 if k in names and pred(v))
 
 
@@ -62,7 +62,7 @@ def dict_to_conf(options):
 
     opts = []
 
-    for k, v in six.iteritems(options):
+    for k, v in options.items():
         opt_type = _pytype_to_cfgtype[type(v)]
         opts.append(opt_type(name=k, default=v))
 
diff --git a/zaqar/tests/base.py b/zaqar/tests/base.py
index e31054eec..09d701a6a 100644
--- a/zaqar/tests/base.py
+++ b/zaqar/tests/base.py
@@ -18,7 +18,6 @@ import os
 import fixtures
 from oslo_config import cfg
 from oslo_log import log
-import six
 import testtools
 
 from zaqar.common import configs
@@ -100,7 +99,7 @@ class TestBase(testtools.TestCase):
         All overrides are automatically cleared at the end of the current
         test by the tearDown() method.
         """
-        for k, v in six.iteritems(kw):
+        for k, v in kw.items():
             self.conf.set_override(k, v, group, enforce_type=True)
 
     def _my_dir(self):