diff --git a/app/View/Elements/Events/View/row_attribute.ctp b/app/View/Elements/Events/View/row_attribute.ctp
index 91e77aa88..cee0e2035 100644
--- a/app/View/Elements/Events/View/row_attribute.ctp
+++ b/app/View/Elements/Events/View/row_attribute.ctp
@@ -146,7 +146,7 @@
               if (Configure::read('Plugin.Enrichment_hover_enable') && isset($modules) && isset($modules['hover_type'][$object['type']])) {
                   $commonDataFields = sprintf('data-object-type="Attribute" data-object-id="%s"', $objectId);
                   $spanExtra = Configure::read('Plugin.Enrichment_hover_popover_only') ? '' : sprintf(' class="eventViewAttributeHover" %s', $commonDataFields);
-                  $popupButton = sprintf('<i class="fa fa-search-plus useCursorPointer eventViewAttributePopup noPrint" title="%s" %s></i>', __('Show hover enrichment'), $commonDataFields);
+                  $popupButton = sprintf('<i class="fa fa-search-plus useCursorPointer eventViewAttributePopup noPrint" role="button" tabindex="0" title="%s" %s></i>', __('Show hover enrichment'), $commonDataFields);
                   echo sprintf(
                       '<span%s>%s</span> %s',
                       $spanExtra,