diff --git a/capirca/lib/aclgenerator.py b/capirca/lib/aclgenerator.py
index c387a7fa..4278adce 100644
--- a/capirca/lib/aclgenerator.py
+++ b/capirca/lib/aclgenerator.py
@@ -21,7 +21,6 @@
 import string
 
 from capirca.lib import policy
-import six
 import hashlib
 
 # generic error class
diff --git a/capirca/lib/arista_tp.py b/capirca/lib/arista_tp.py
index 0bd2b2e9..04378762 100644
--- a/capirca/lib/arista_tp.py
+++ b/capirca/lib/arista_tp.py
@@ -21,7 +21,6 @@
 
 from absl import logging
 from capirca.lib import aclgenerator
-import six
 
 #          1         2         3
 # 123456789012345678901234567890123456789
diff --git a/capirca/lib/cloudarmor.py b/capirca/lib/cloudarmor.py
index bc99aa65..2c2f6e64 100644
--- a/capirca/lib/cloudarmor.py
+++ b/capirca/lib/cloudarmor.py
@@ -11,8 +11,6 @@
 
 from capirca.lib import aclgenerator
 
-import six
-
 
 # Generic error class
 class Error(Exception):
@@ -253,6 +251,6 @@ def __str__(self):
 
     out = '%s\n\n' % (
         json.dumps(self.cloudarmor_policies, indent=2,
-                   separators=(six.ensure_str(','), six.ensure_str(': ')),
+                   separators=(',', ': '),
                    sort_keys=True))
     return out
diff --git a/capirca/lib/gce.py b/capirca/lib/gce.py
index edd115fb..c9e0460b 100644
--- a/capirca/lib/gce.py
+++ b/capirca/lib/gce.py
@@ -30,7 +30,6 @@
 
 from capirca.lib import gcp
 from capirca.lib import nacaddr
-import six
 
 
 class Error(Exception):
@@ -159,7 +158,7 @@ def __init__(self, term, inet_version='inet', policy_inet_version='inet'):
   def __str__(self):
     """Convert term to a string."""
     json.dumps(self.ConvertToDict(), indent=2,
-               separators=(six.ensure_str(','), six.ensure_str(': ')))
+               separators=(',', ': '))
 
   def _validateDirection(self):
     if self.term.direction == 'INGRESS':
@@ -582,8 +581,7 @@ def _TranslatePolicy(self, pol, exp_info):
 
   def __str__(self):
     out = '%s\n\n' % (json.dumps(self.gce_policies, indent=2,
-                                 separators=(six.ensure_str(','),
-                                             six.ensure_str(': ')),
+                                 separators=(',', ': '),
                                  sort_keys=True))
 
     return out
diff --git a/capirca/lib/gce_vpc_tf.py b/capirca/lib/gce_vpc_tf.py
index 00b45184..43d88b8e 100644
--- a/capirca/lib/gce_vpc_tf.py
+++ b/capirca/lib/gce_vpc_tf.py
@@ -29,7 +29,6 @@
 
 from capirca.lib import gcp
 from capirca.lib import nacaddr
-import six
 
 
 class Error(Exception):
@@ -158,7 +157,7 @@ def __str__(self):
     json.dumps(
         self.ConvertToDict(priority_index=1),
         indent=2,
-        separators=(six.ensure_str(','), six.ensure_str(': ')))
+        separators=(',', ': '))
 
   def _validateDirection(self):
     if self.term.direction == 'INGRESS':
@@ -610,7 +609,7 @@ def __str__(self):
         json.dumps(
             self.resource_wrapper,
             indent=2,
-            separators=(six.ensure_str(','), six.ensure_str(': ')),
+            separators=(',', ': '),
             sort_keys=True))
     return out
 
diff --git a/capirca/lib/gcp.py b/capirca/lib/gcp.py
index 3f7957a8..475ca267 100644
--- a/capirca/lib/gcp.py
+++ b/capirca/lib/gcp.py
@@ -9,8 +9,6 @@
 
 from capirca.lib import aclgenerator
 
-import six
-
 
 class Error(Exception):
   """Generic error class."""
@@ -68,7 +66,7 @@ def __str__(self):
         json.dumps(
             self.policies,
             indent=2,
-            separators=(six.ensure_str(','), six.ensure_str(': ')),
+            separators=(',', ': '),
             sort_keys=True))
     return out
 
diff --git a/capirca/lib/juniper.py b/capirca/lib/juniper.py
index 6f801a58..fbeebae7 100644
--- a/capirca/lib/juniper.py
+++ b/capirca/lib/juniper.py
@@ -20,7 +20,6 @@
 from capirca.lib import aclgenerator
 from capirca.lib import nacaddr
 from capirca.lib import summarizer
-import six
 
 
 # generic error class
diff --git a/capirca/lib/junipermsmpc.py b/capirca/lib/junipermsmpc.py
index bc297086..a293aaa4 100644
--- a/capirca/lib/junipermsmpc.py
+++ b/capirca/lib/junipermsmpc.py
@@ -20,7 +20,6 @@
 from capirca.lib import aclgenerator
 from capirca.lib import juniper
 from capirca.lib import nacaddr
-import six
 
 MAX_IDENTIFIER_LEN = 55  # It is really 63, but leaving room for added chars
 
diff --git a/capirca/lib/junipersrx.py b/capirca/lib/junipersrx.py
index 12701cac..3dd6c2c5 100644
--- a/capirca/lib/junipersrx.py
+++ b/capirca/lib/junipersrx.py
@@ -25,7 +25,6 @@
 from absl import logging
 from capirca.lib import aclgenerator
 from capirca.lib import nacaddr
-import six
 
 
 ICMP_TERM_LIMIT = 8
diff --git a/capirca/lib/nsxv.py b/capirca/lib/nsxv.py
index be56eef2..aac81282 100644
--- a/capirca/lib/nsxv.py
+++ b/capirca/lib/nsxv.py
@@ -22,7 +22,6 @@
 from absl import logging
 from capirca.lib import aclgenerator
 from capirca.lib import nacaddr
-import six
 
 
 _ACTION_TABLE = {
@@ -624,7 +623,7 @@ def __str__(self):
     target.append('-->')
 
     for (_, _, _, terms) in self.nsxv_policies:
-      section_name = six.ensure_str(self._FILTER_OPTIONS_DICT['section_name'])
+      section_name = str(self._FILTER_OPTIONS_DICT['section_name'])
       # check section id value
       section_id = self._FILTER_OPTIONS_DICT['section_id']
       if not section_id or section_id == 0:
diff --git a/capirca/lib/openconfig.py b/capirca/lib/openconfig.py
index f35d26a0..e0e4429a 100644
--- a/capirca/lib/openconfig.py
+++ b/capirca/lib/openconfig.py
@@ -31,7 +31,6 @@
 from capirca.lib import aclgenerator
 from capirca.lib import nacaddr
 from collections import defaultdict
-import six
 
 
 class Error(Exception):
@@ -262,8 +261,7 @@ def _TranslatePolicy(self, pol, exp_info):
 
   def __str__(self):
     out = '%s\n\n' % (json.dumps(self.oc_policies, indent=2,
-                                 separators=(six.ensure_str(','),
-                                             six.ensure_str(': ')),
+                                 separators=(',', ': '),
                                  sort_keys=True))
 
     return out
diff --git a/capirca/lib/policy_simple.py b/capirca/lib/policy_simple.py
index 3e848130..b297963e 100644
--- a/capirca/lib/policy_simple.py
+++ b/capirca/lib/policy_simple.py
@@ -22,7 +22,6 @@
 """
 
 from absl import logging
-import six
 
 
 class Field:
diff --git a/capirca/lib/versa.py b/capirca/lib/versa.py
index 0dc18a05..3238e5d6 100644
--- a/capirca/lib/versa.py
+++ b/capirca/lib/versa.py
@@ -25,7 +25,6 @@
 from absl import logging
 from capirca.lib import aclgenerator
 from capirca.lib import nacaddr
-#import six
 
 
 
diff --git a/requirements.txt b/requirements.txt
index 14b345de..696b3dcf 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,5 +5,4 @@
 absl-py
 ply
 PyYAML
-six>=1.12.0
 typing_extensions
diff --git a/setup.py b/setup.py
index fbccd88c..f6a9eabc 100644
--- a/setup.py
+++ b/setup.py
@@ -52,8 +52,6 @@
     install_requires=[
         'absl-py',
         'ply',
-        'mock',
-        'six',
         'PyYAML',
     ],
     python_requires='>=3.6',