diff --git a/sphinx_rtd_theme/search.html b/sphinx_rtd_theme/search.html
index f85a6dae2..e519e30ae 100644
--- a/sphinx_rtd_theme/search.html
+++ b/sphinx_rtd_theme/search.html
@@ -13,6 +13,7 @@
 {%- block scripts %}
     {{ super() }}
     <script type="text/javascript" src="{{ pathto('_static/searchtools.js', 1) }}"></script>
+    <script type="text/javascript" src="{{ pathto('_static/language_data.js', 1) }}"></script>
 {%- endblock %}
 {% block footer %}
   <script type="text/javascript">