diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-basket.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-basket.tt
index 87ceda18c7..559e601596 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-basket.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-basket.tt
@@ -31,7 +31,7 @@
                                 [% END %]
 
                                 <div id="download-cart" class="btn-group dropdown">
-                                    <a id="format" class="btn btn-link dropdown-toggle" data-toggle="dropdown" role="button" href="#"><i class="fa fa-fw fa-download" aria-hidden="true"></i> Download <b class="caret"></b></a>
+                                    <a id="format" class="btn btn-link dropdown-toggle" aria-haspopup="menu" aria-label="Select format and download cart" data-toggle="dropdown" role="button" href="#"><i class="fa fa-fw fa-download" aria-hidden="true"></i> Download <b class="caret"></b></a>
                                     <div class="dropdown-menu" role="menu" aria-labelledby="format">
                                         <a role="menuitem" class="dropdown-item download-cart" data-format="bibtex" href="#">BibTeX</a>
                                         <a role="menuitem" class="dropdown-item download-cart" data-format="isbd" href="#">ISBD</a>