diff --git a/Documentation/theme/layout.html b/Documentation/theme/layout.html
index fcc6d221..339aacd6 100644
--- a/Documentation/theme/layout.html
+++ b/Documentation/theme/layout.html
@@ -35,7 +35,7 @@ SPDX-License-Identifier: CC-BY-SA-4.0
 
   {# RTD hosts this file, so just load on non RTD builds #}
   {% if not READTHEDOCS %}
-    <link rel="stylesheet" href="{{ pathto('_static/' + style, 1) }}" type="text/css" />
+    <link rel="stylesheet" href="{{ pathto('_static/' + styles[-1], 1) }}" type="text/css" />
   {% endif %}
 
   {% for cssfile in css_files %}