diff --git a/benchmark/benchmark.py b/benchmark/benchmark.py
index 83ec00a..7340166 100644
--- a/benchmark/benchmark.py
+++ b/benchmark/benchmark.py
@@ -16,7 +16,6 @@
 import atexit
 import math
 import os
-import six
 import subprocess
 import sys
 import timeit
@@ -33,9 +32,8 @@ def run_plain(cmd):
                            stdout=subprocess.PIPE,
                            stderr=subprocess.PIPE)
     out, err = obj.communicate()
-    if six.PY3:
-        out = os.fsdecode(out)
-        err = os.fsdecode(err)
+    out = os.fsdecode(out)
+    err = os.fsdecode(err)
     return obj.returncode, out, err
 
 
diff --git a/oslo_rootwrap/daemon.py b/oslo_rootwrap/daemon.py
index 61bead0..533ae6d 100644
--- a/oslo_rootwrap/daemon.py
+++ b/oslo_rootwrap/daemon.py
@@ -19,7 +19,6 @@ from multiprocessing import managers
 import os
 import shutil
 import signal
-import six
 import stat
 import sys
 import tempfile
@@ -67,12 +66,11 @@ class RootwrapClass(object):
                         ' '.join(userargs))
             return cmd.RC_UNAUTHORIZED, "", ""
 
-        if six.PY3 and stdin is not None:
+        if stdin is not None:
             stdin = os.fsencode(stdin)
         out, err = obj.communicate(stdin)
-        if six.PY3:
-            out = os.fsdecode(out)
-            err = os.fsdecode(err)
+        out = os.fsdecode(out)
+        err = os.fsdecode(err)
         return obj.returncode, out, err
 
     @classmethod
diff --git a/oslo_rootwrap/wrapper.py b/oslo_rootwrap/wrapper.py
index c454fe2..5a9bc4c 100644
--- a/oslo_rootwrap/wrapper.py
+++ b/oslo_rootwrap/wrapper.py
@@ -19,7 +19,6 @@ import os
 import signal
 import sys
 
-import six
 from six import moves
 
 from oslo_rootwrap import filters
@@ -142,7 +141,7 @@ def load_filters(filters_path):
             filterfilepath = os.path.join(filterdir, filterfile)
             if not os.path.isfile(filterfilepath):
                 continue
-            kwargs = {"strict": False} if six.PY3 else {}
+            kwargs = {"strict": False}
             filterconfig = moves.configparser.RawConfigParser(**kwargs)
             filterconfig.read(filterfilepath)
             for (name, value) in filterconfig.items("Filters"):