diff --git a/doc/conf.py b/doc/conf.py
index c2d15bcb..7a11d37b 100644
--- a/doc/conf.py
+++ b/doc/conf.py
@@ -19,49 +19,51 @@ import datetime
 import sphinx
 import packaging.version
 
-def get_version(root_path):
-  """
-  Reads the polybar version from the version.txt at the root of the repo.
-  """
-  path = Path(root_path) / "version.txt"
-  with open(path, "r") as f:
-    for line in f.readlines():
-      if not line.startswith("#"):
-        # NB: we can't parse it yet since sphinx could import
-        # pkg_resources later on and it could patch packaging.version
-        return line
 
-  raise RuntimeError("No version found in {}".format(path))
+def get_version(root_path):
+    """
+    Reads the polybar version from the version.txt at the root of the repo.
+    """
+    path = Path(root_path) / "version.txt"
+    with open(path, "r") as f:
+        for line in f.readlines():
+            if not line.startswith("#"):
+                # NB: we can't parse it yet since sphinx could import
+                # pkg_resources later on and it could patch packaging.version
+                return line
+
+    raise RuntimeError("No version found in {}".format(path))
 
 # -- Project information -----------------------------------------------------
 
+
 project = 'Polybar User Manual'
 copyright = '2016-{}, Michael Carlberg & contributors'.format(
     datetime.datetime.now().year
-  )
+)
 author = 'Polybar Team'
 
 # is whether we are on readthedocs.io
 on_rtd = os.environ.get('READTHEDOCS', None) == 'True'
 
 if on_rtd:
-  # On readthedocs, cmake isn't run so the version string isn't available
-  version = os.environ.get('READTHEDOCS_VERSION', None)
+    # On readthedocs, cmake isn't run so the version string isn't available
+    version = os.environ.get('READTHEDOCS_VERSION', None)
 else:
-  # The short X.Y version
-  version = '@APP_VERSION@'
+    # The short X.Y version
+    version = '@APP_VERSION@'
 
 # The full version, including alpha/beta/rc tags
 release = version
 
 # Set path to documentation
 if on_rtd:
-  # On readthedocs conf.py is already in the doc folder
-  doc_path = '.'
+    # On readthedocs conf.py is already in the doc folder
+    doc_path = '.'
 else:
-  # In all other builds conf.py is configured with cmake and put into the
-  # build folder.
-  doc_path = '@doc_path@'
+    # In all other builds conf.py is configured with cmake and put into the
+    # build folder.
+    doc_path = '@doc_path@'
 
 # The version from the version.txt file. Since we are not always first
 # configured by cmake, we don't necessarily have access to the current version
@@ -126,10 +128,10 @@ html_theme_options = {}
 # a list of builtin themes.
 #
 if on_rtd or os.environ.get('USE_RTD_THEME', '0') == '1':
-  html_theme = 'sphinx_rtd_theme'
-  html_theme_options['collapse_navigation'] = False
+    html_theme = 'sphinx_rtd_theme'
+    html_theme_options['collapse_navigation'] = False
 else:
-  html_theme = 'alabaster'
+    html_theme = 'alabaster'
 
 # Add any paths that contain custom static files (such as style sheets) here,
 # relative to this directory. They are copied after the builtin static files,
@@ -187,9 +189,18 @@ latex_documents = [
 # One entry per manual page. List of tuples
 # (source start file, name, description, authors, manual section).
 man_pages = [
-    ('man/polybar.1', 'polybar', 'A fast and easy-to-use tool status bar', [], 1),
-    ('man/polybar-msg.1', 'polybar-msg', 'Send IPC messages to polybar', [], 1),
-    ('man/polybar.5', 'polybar', 'configuration file for polybar(1)', [], 5)
+    (
+        'man/polybar.1', 'polybar',
+        'A fast and easy-to-use tool status bar', [], 1
+    ),
+    (
+        'man/polybar-msg.1', 'polybar-msg',
+        'Send IPC messages to polybar', [], 1
+    ),
+    (
+        'man/polybar.5', 'polybar',
+        'configuration file for polybar(1)', [], 5
+    )
 ]
 
 man_make_section_directory = False
@@ -235,28 +246,30 @@ suppress_warnings = ['app.add_directive']
 # is added to local builds.
 if packaging.version.parse(sphinx.__version__) >= packaging.version.parse("1.8.5"):
 
-  from typing import List
-  from docutils.nodes import Node
-  from sphinx.domains.changeset import VersionChange
+    from typing import List
+    from docutils.nodes import Node
+    from sphinx.domains.changeset import VersionChange
 
-  def setup(app):
-    app.add_directive('deprecated', VersionDirective)
-    app.add_directive('versionadded', VersionDirective)
-    app.add_directive('versionchanged', VersionDirective)
-    sys.path.insert(0, os.path.abspath(doc_path))
-    from configdomain import myDomain
-    app.add_domain(myDomain)
+    def setup(app):
+        app.add_directive('deprecated', VersionDirective)
+        app.add_directive('versionadded', VersionDirective)
+        app.add_directive('versionchanged', VersionDirective)
+        sys.path.insert(0, os.path.abspath(doc_path))
+        from configdomain import myDomain
+        app.add_domain(myDomain)
 
-  class VersionDirective(VersionChange):
-    """
-    Overwrites the Sphinx directive for versionchanged, versionadded, and
-    deprecated and adds an unreleased tag to versions that are not yet released
-    """
-    def run(self) -> List[Node]:
-      directive_version = packaging.version.parse(self.arguments[0])
-      parsed_version_txt = packaging.version.parse(version_txt)
+    class VersionDirective(VersionChange):
+        """
+        Overwrites the Sphinx directive for versionchanged, versionadded, and
+        deprecated and adds an unreleased tag to versions that are not yet
+        released
+        """
 
-      if directive_version > parsed_version_txt:
-        self.arguments[0] += " (unreleased)"
+        def run(self) -> List[Node]:
+            directive_version = packaging.version.parse(self.arguments[0])
+            parsed_version_txt = packaging.version.parse(version_txt)
 
-      return super().run()
+            if directive_version > parsed_version_txt:
+                self.arguments[0] += " (unreleased)"
+
+            return super().run()