diff --git a/sphinx_rtd_theme/layout.html b/sphinx_rtd_theme/layout.html
index 1e05b1ef..4375286e 100644
--- a/sphinx_rtd_theme/layout.html
+++ b/sphinx_rtd_theme/layout.html
@@ -50,7 +50,7 @@
   {# RTD hosts these file themselves, so just load on non RTD builds #}
   {% if not READTHEDOCS %}
     <link rel="stylesheet" href="{{ pathto('_static/' + style, 1) }}" type="text/css" />
-    <script type="text/javascript" src="_static/js/theme.js"></script>
+    <script type="text/javascript" src="{{ pathto('_static/js/theme.js', 1) }}"></script>
   {% endif %}
 
   {% for cssfile in css_files %}