diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt
index dc17543984..ff437ebd32 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-detail.tt
@@ -1123,7 +1123,7 @@
         [% END %]
 
         [% IF ( NovelistSelectProfile ) %]
-            <script type="text/javascript" src="http://imageserver.ebscohost.com/novelistselect/ns2init.js"></script>
+            <script type="text/javascript" src="https://imageserver.ebscohost.com/novelistselect/ns2init.js"></script>
         [% END %]
 
         [% IF ( Babeltheque ) %]