diff --git a/doc/conf.py b/doc/conf.py
index 23be1f685f72c45610d712381087db937a965c50..b886e51cd707b62f67f2e6197ac3a8adf93555e6 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -6,14 +6,15 @@ import time
 
 import pkg_resources
 
-# For inter-documentation mapping:
-from bob.extension.utils import link_documentation
-from bob.extension.utils import load_requirements
-
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 import sphinx_rtd_theme
 
+
+# For inter-documentation mapping:
+from bob.extension.utils import link_documentation
+from bob.extension.utils import load_requirements
+
 # -- General configuration -----------------------------------------------------
 
 # If your documentation needs a minimal Sphinx version, state it here.
@@ -229,10 +230,10 @@ rst_epilog = """
 autoclass_content = "class"
 autodoc_member_order = "bysource"
 autodoc_default_options = {
-        "members": True,
-        "undoc-members": True,
-        "show-inheritance": True,
-        }
+    "members": True,
+    "undoc-members": True,
+    "show-inheritance": True,
+}
 
 if "BOB_DOCUMENTATION_SERVER" not in os.environ:
     # notice we need to overwrite this for BEAT projects - defaults from Bob are