diff --git a/sphinx_rtd_theme/searchbox.html b/sphinx_rtd_theme/searchbox.html
index 7668224e..f62545ea 100644
--- a/sphinx_rtd_theme/searchbox.html
+++ b/sphinx_rtd_theme/searchbox.html
@@ -1,4 +1,4 @@
-<form class="wy-form" action="{{ pathto('search') }}" method="get">
+<form id ="rtd-search-form" class="wy-form" action="{{ pathto('search') }}" method="get">
   <input type="text" name="q" placeholder="Search docs" />
   <input type="hidden" name="check_keywords" value="yes" />
   <input type="hidden" name="area" value="default" />