diff --git a/drfx/settings.py b/drfx/settings.py
index 52538e95..e6ccd504 100644
--- a/drfx/settings.py
+++ b/drfx/settings.py
@@ -119,10 +119,10 @@
 # use the management command update_local_bootstrap to fetch the files
 # and to get this section when needed
 BOOTSTRAP4 = {
-    'css_url': '/static/www/bootstrap4/bootstrap.min.css',
-    'javascript_url': '/static/www/bootstrap4/bootstrap.bundle.min.js',
-    'jquery_slim_url': '/static/www/bootstrap4/jquery-3.5.1.slim.min.js',
-    'jquery_url': '/static/www/bootstrap4/jquery-3.5.1.min.js',
+    "css_url": "/static/www/bootstrap4/bootstrap.min.css",
+    "javascript_url": "/static/www/bootstrap4/bootstrap.bundle.min.js",
+    "jquery_slim_url": "/static/www/bootstrap4/jquery-3.5.1.slim.min.js",
+    "jquery_url": "/static/www/bootstrap4/jquery-3.5.1.min.js",
 }
 
 MIDDLEWARE = [