diff --git a/doc/source/conf.py b/doc/source/conf.py
index f7b96f92f..4ee205fb1 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -24,9 +24,7 @@
 # serve to show the default.
 
 import os
-import subprocess
 import sys
-import warnings
 
 # If extensions (or modules to document with autodoc) are in another directory,
 # add these directories to sys.path here. If the directory is relative to the
@@ -45,7 +43,7 @@ extensions = ['sphinx.ext.autodoc',
               'sphinx.ext.coverage',
               'sphinx.ext.ifconfig',
               'sphinx.ext.graphviz',
-              'oslosphinx',
+              'openstackdocstheme',
               ]
 
 # autodoc generation is a bit aggressive and a nuisance
@@ -139,6 +137,7 @@ modindex_common_prefix = ['zaqar.']
 # Sphinx are currently 'default' and 'sphinxdoc'.
 # html_theme_path = ["."]
 # html_theme = '_theme'
+html_theme = 'openstackdocs'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further. For a list of options available for each theme, see the
@@ -172,15 +171,7 @@ html_static_path = []
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
 #html_last_updated_fmt = '%b %d, %Y'
-
-git_cmd = ["git", "log", "--pretty=format:'%ad, commit %h'", "--date=local",
-           "-n1"]
-try:
-    html_last_updated_fmt = subprocess.Popen(
-        git_cmd, stdout=subprocess.PIPE).communicate()[0]
-except Exception:
-    warnings.warn('Cannot get last updated time from git repository. '
-                  'Not setting "html_last_updated_fmt".')
+html_last_updated_fmt = '%Y-%m-%d %H:%M'
 
 # If true, SmartyPants will be used to convert quotes and dashes to
 # typographically correct entities.
@@ -249,3 +240,8 @@ latex_documents = [
 
 # If false, no module index is generated.
 #latex_use_modindex = True
+
+# -- Options for openstackdocstheme -------------------------------------------
+repository_name = 'openstack/zaqar'
+bug_project = 'zaqar'
+bug_tag = ''
diff --git a/releasenotes/source/conf.py b/releasenotes/source/conf.py
index 42e4469d5..2e88337fa 100644
--- a/releasenotes/source/conf.py
+++ b/releasenotes/source/conf.py
@@ -37,8 +37,8 @@
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'oslosphinx',
     'reno.sphinxext',
+    'openstackdocstheme',
 ]
 
 # Add any paths that contain templates here, relative to this directory.
@@ -111,7 +111,7 @@ pygments_style = 'sphinx'
 
 # The theme to use for HTML and HTML Help pages. See the documentation for
 # a list of builtin themes.
-html_theme = 'default'
+html_theme = 'openstackdocs'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further. For a list of options available for each theme, see the
@@ -150,6 +150,7 @@ html_static_path = ['_static']
 # If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
 # using the given strftime format.
 # html_last_updated_fmt = '%b %d, %Y'
+html_last_updated_fmt = '%Y-%m-%d %H:%M'
 
 # If true, SmartyPants will be used to convert quotes and dashes to
 # typographically correct entities.
@@ -273,3 +274,8 @@ texinfo_documents = [
 
 # -- Options for Internationalization output ------------------------------
 locale_dirs = ['locale/']
+
+# -- Options for openstackdocstheme -------------------------------------------
+repository_name = 'openstack/zaqar'
+bug_project = 'zaqar'
+bug_tag = ''
diff --git a/test-requirements.txt b/test-requirements.txt
index 0ef7d4017..b82f64324 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -27,9 +27,8 @@ testresources>=0.2.4 # Apache-2.0/BSD
 os-testr>=0.8.0 # Apache-2.0
 
 # Documentation
-sphinx!=1.6.1,>=1.5.1 # BSD
-oslosphinx>=4.7.0 # Apache-2.0
-openstackdocstheme>=1.5.0 # Apache-2.0
+sphinx>=1.6.2 # BSD
+openstackdocstheme>=1.11.0 # Apache-2.0
 oslotest>=1.10.0 # Apache-2.0
 reno!=2.3.1,>=1.8.0 # Apache-2.0
 os-api-ref>=1.0.0 # Apache-2.0