diff --git a/os_api_ref/__init__.py b/os_api_ref/__init__.py
index 77f6c73..bb89747 100644
--- a/os_api_ref/__init__.py
+++ b/os_api_ref/__init__.py
@@ -20,7 +20,6 @@ from docutils.parsers import rst
 from docutils.parsers.rst.directives.tables import Table
 from docutils.statemachine import ViewList
 import pbr.version
-import six
 from sphinx.util import logging
 from sphinx.util.osutil import copyfile
 import yaml
@@ -392,7 +391,7 @@ class RestParametersDirective(Table):
         groups = []
         trow = nodes.row()
         entry = nodes.entry()
-        para = nodes.paragraph(text=six.u(table_data))
+        para = nodes.paragraph(text=str(table_data))
         entry += para
         trow += entry
         rows.append(trow)
diff --git a/os_api_ref/http_codes.py b/os_api_ref/http_codes.py
index f9de74d..1638b6f 100644
--- a/os_api_ref/http_codes.py
+++ b/os_api_ref/http_codes.py
@@ -10,10 +10,11 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
+from http.client import responses
+
 from docutils import nodes
 from docutils.parsers.rst.directives.tables import Table
 from docutils.statemachine import ViewList
-from six.moves.http_client import responses
 from sphinx.util import logging
 import yaml
 
diff --git a/requirements.txt b/requirements.txt
index edc30e8..4555b93 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,6 +4,5 @@
 
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
 PyYAML>=3.12 # MIT
-six>=1.10.0 # MIT
 sphinx>=4.0.0 # BSD
 openstackdocstheme>=2.2.1 # Apache-2.0