diff --git a/doc/source/conf.py b/doc/source/conf.py
index 1c590d6..7a12515 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -11,6 +11,7 @@
 # implied.
 # See the License for the specific language governing permissions and
 # limitations under the License.
+from __future__ import annotations
 
 import os
 import sys
@@ -39,8 +40,8 @@
 # openstackdocstheme options
 openstackdocs_repo_name = "openstack/staffeln"
 openstackdocs_bug_project = (
-    "replace with the name of the project on Launchpad or the ID from Storyboard"
-)
+    "replace with the name of the project on "
+    "Launchpad or the ID from Storyboard")
 openstackdocs_bug_tag = ""
 
 # If true, '()' will be appended to :func: etc. cross-reference text.