diff --git a/docs/source/_templates/layout.html b/docs/source/_templates/layout.html
index f5a6014e7..e2649c4b1 100644
--- a/docs/source/_templates/layout.html
+++ b/docs/source/_templates/layout.html
@@ -4,18 +4,24 @@
     {{ super() }}
     <br />
     <p class="link caption"><span class="link caption-text">GSTools Links</span></p>
-    <a href="https://github.com/GeoStat-Framework/GSTools">GSTools GitHub</a>
-    <a href="https://zenodo.org/badge/latestdoi/117534635">GSTools Zenodo DOI</a>
-    <a href="https://pypi.org/project/gstools/">GSTools PyPI</a>
+    <ul>
+      <Li><a href="https://github.com/GeoStat-Framework/GSTools">GSTools GitHub</a></Li>
+      <Li><a href="https://zenodo.org/badge/latestdoi/117534635">GSTools Zenodo DOI</a></Li>
+      <Li><a href="https://pypi.org/project/gstools/">GSTools PyPI</a></Li>
+    </ul>
     <br />
     <p class="link caption"><span class="link caption-text">GeoStat Framework</span></p>
-    <a href="https://geostat-framework.org">GeoStat Website</a>
-    <a href="https://github.com/GeoStat-Framework">GeoStat Github</a>
-    <a href="https://github.com/GeoStat-Examples">GeoStat Examples</a>
-    <a href="https://geostat-framework.readthedocs.io">GeoStat ReadTheDocs</a>
-    <a href="https://pypi.org/user/geostatframework/">GeoStat PyPI</a>
+    <ul>
+      <Li><a href="https://geostat-framework.org">GeoStat Website</a></Li>
+      <Li><a href="https://github.com/GeoStat-Framework">GeoStat Github</a></Li>
+      <Li><a href="https://github.com/GeoStat-Examples">GeoStat Examples</a></Li>
+      <Li><a href="https://geostat-framework.readthedocs.io">GeoStat ReadTheDocs</a></Li>
+      <Li><a href="https://pypi.org/user/geostatframework/">GeoStat PyPI</a></Li>
+    </ul>
     <br />
     <br />
-    <a href="genindex.html">Index</a>
-    <a href="contents.html">Sitemap</a>
-  {% endblock %}
+    <ul>
+      <Li><a href="genindex.html">Index</a></Li>
+      <Li><a href="contents.html">Sitemap</a></Li>
+    </ul>
+    {% endblock %}
diff --git a/setup.cfg b/setup.cfg
index d86b11d08..c2f206ffa 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -71,7 +71,7 @@ doc =
     pyvista>=0.29
     sphinx>=4
     sphinx-gallery>=0.8
-    sphinx-rtd-theme<1
+    sphinx-rtd-theme>=1
 plotting =
     matplotlib>=3
     pyvista>=0.29