diff --git a/docs/source/conf.py b/docs/source/conf.py
index 5012da269..b7e083470 100755
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -237,7 +237,7 @@ def filter(self, record):
 # If true, an OpenSearch description file will be output, and all pages will
 # contain a <link> tag referring to it.  The value of this option must be the
 # base URL from which the finished HTML is served.
-#html_use_opensearch = ''
+html_use_opensearch = 'objects.inv'
 
 # If nonempty, this is the file name suffix for HTML files (e.g. ".xhtml").
 #html_file_suffix = ''