reformate for black
diff --git a/doc/source/conf.py b/doc/source/conf.py
index 7a12515..9055a03 100755
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -40,8 +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.