diff --git a/doc/source/conf.py b/doc/source/conf.py
index 37d9f6d14..18a57325e 100644
--- a/doc/source/conf.py
+++ b/doc/source/conf.py
@@ -20,10 +20,6 @@ ROOT = os.path.abspath(os.path.join(BASE_DIR, "..", ".."))
 sys.path.insert(0, ROOT)
 sys.path.insert(0, BASE_DIR)
 
-# This is required for ReadTheDocs.org, but isn't a bad idea anyway.
-os.environ['DJANGO_SETTINGS_MODULE'] = 'openstack_dashboard.settings'
-
-
 # If extensions (or modules to document with autodoc) are in another directory,
 # 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.