diff --git a/docs/conf.py b/docs/conf.py
index 1fc9e9cab10a305f7862d1bbd205c6c5cc9296de..19843dc335e66b16aeaecc695c4b721715167e95 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -12,11 +12,13 @@
 # add these directories to sys.path here. If the directory is relative to the
 # documentation root, use os.path.abspath to make it absolute, like shown here.
 #
+import django
 import os
 import sys
 sys.path.insert(0, os.path.abspath('..'))
 os.environ['DJANGO_SETTINGS_MODULE'] = 'biscuit.core.settings'
-os.environ['LOCAL_SETTINGS_FILE'] =  os.path.abspath(os.path.join('..', 'local.cfg'))
+os.environ['LOCAL_SETTINGS_FILE'] = os.path.abspath(
+    os.path.join('..', 'local.cfg'))
 django.setup()
 
 # -- Project information -----------------------------------------------------
@@ -41,7 +43,6 @@ release = '1.0dev0'
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
-    'recommonmark',
     'sphinx.ext.autodoc',
     'sphinxcontrib_django',
     'sphinx_autodoc_typehints',
@@ -56,7 +57,7 @@ templates_path = ['_templates']
 # You can specify multiple suffix as a list of string:
 #
 # source_suffix = ['.rst', '.md']
-source_suffix = ['.rst', '.md']
+source_suffix = '.rst'
 
 # The master toctree document.
 master_doc = 'index'
diff --git a/docs/index.md b/docs/index.rst
similarity index 100%
rename from docs/index.md
rename to docs/index.rst
diff --git a/pyproject.toml b/pyproject.toml
index a89660a10a2a300a25a8fae735ac3eb437fd3624..53069ed2a249b62bedcf6398931d36de93e1fbd0 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,6 @@ django-local-settings = {version = "^1.0-alpha.1", allows-prereleases = true}
 sphinx = "^2.1"
 sphinxcontrib-django = "^0.5.0"
 sphinx-autodoc-typehints = "^1.7"
-recommonmark = "^0.6.0"
 
 [build-system]
 requires = ["poetry>=0.12"]