diff --git a/doc/source/_exts/check_blueprints.py b/doc/source/_exts/check_blueprints.py
deleted file mode 100644
index b0c88f7..0000000
--- a/doc/source/_exts/check_blueprints.py
+++ /dev/null
@@ -1,98 +0,0 @@
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-"""Ensure that the name of the spec file matches the name of a blueprint.
-"""
-
-import os
-
-import requests
-from launchpadlib.launchpad import Launchpad
-
-
-class BlueprintChecker(object):
-
-    def __init__(self, app):
-        self.app = app
-        cachedir = os.path.expanduser('~/.launchpadlib')
-        self.lp = Launchpad.login_anonymously('check-spec-filename',
-                                              'production',
-                                              cachedir)
-        # Use the launchpad API to figure out which projects we need
-        # to check instead of hard-coding a list.
-        self.oslo = self.lp.project_groups['oslo']
-        self.projects = self.oslo.projects
-        self.project_names = [p.name for p in self.projects]
-        self._good_bps = set()
-        self._prefix = None
-
-    @property
-    def desired_prefix(self):
-        """We only care about blueprints in the current release, if the option
-        is set.
-
-        """
-        if self._prefix is None:
-            release = self.app.config.check_blueprints_release
-            if release:
-                self._prefix = 'specs/%s/' % release
-            else:
-                self._prefix = 'specs/'
-        return self._prefix
-
-    def doctree_resolved(self, app, doctree, docname):
-        """Hook registered as event handler."""
-        if not docname.startswith(self.desired_prefix):
-            return
-        bp_name = docname.split('/')[-1]
-        if bp_name == 'index':
-            return
-        self.check(bp_name)
-
-    BP_URL_TEMPLATE = 'https://api.launchpad.net/devel/%s/+spec/%s'
-
-    def blueprint_exists(self, project_name, bp_name):
-        # We can't use the getSpecification() API because we're logged
-        # in anonymously, so we have to build the URL to the
-        # blueprint's API endpoint ourselves and then poke it to see
-        # if it exists.
-        url = self.BP_URL_TEMPLATE % (project_name, bp_name)
-        response = requests.get(url)
-        return response.status_code == 200
-
-    def check(self, bp_name):
-        """Given one blueprint name, check to see if it is valid."""
-        if bp_name in self._good_bps:
-            return True
-        self.app.info('')  # emit newline
-        for project_name in self.project_names:
-            self.app.info('Checking for %s in %s' % (bp_name, project_name))
-            if self.blueprint_exists(project_name, bp_name):
-                self.app.info('Found %s in %s' % (bp_name, project_name))
-                self._good_bps.add(bp_name)
-                break
-        else:
-            self.app.warn(
-                'Could not find a blueprint called %r in the oslo project group'
-                % bp_name,
-                location=(bp_name, 0),
-            )
-            raise ValueError('Document %s does not match any blueprint name'
-                             % bp_name)
-
-
-def setup(app):
-    app.info('Initializing %s' % __name__)
-    checker = BlueprintChecker(app)
-    app.connect('doctree-resolved', checker.doctree_resolved)
-    app.add_config_value('check_blueprints_release', '', 'env')
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 20565a2..21c18f2 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -17,7 +17,6 @@ import os
 import sys
 
 sys.path.insert(0, os.path.abspath('../..'))
-sys.path.insert(0, os.path.abspath('_exts'))
 # -- General configuration ----------------------------------------------------
 
 # Add any Sphinx extension module names here, as strings. They can be
@@ -27,10 +26,11 @@ extensions = [
     #'sphinx.ext.intersphinx',
     'oslosphinx',
     'yasfb',
-    'check_blueprints',
+    'oslosphinx.check_blueprints',
 ]
 
 check_blueprints_release = 'kilo'
+check_blueprints_project_group = 'oslo'
 
 # Feed configuration for yasfb
 feed_base_url = 'http://specs.openstack.org/openstack/oslo-specs'
diff --git a/test-requirements.txt b/test-requirements.txt
index 4c0f1fa..e69de29 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,2 +0,0 @@
-requests
-launchpadlib