diff --git a/elements/search/default/nuxeo-default-search-results.html b/elements/search/default/nuxeo-default-search-results.html
index 332ddd839b..7debd81e51 100644
--- a/elements/search/default/nuxeo-default-search-results.html
+++ b/elements/search/default/nuxeo-default-search-results.html
@@ -47,7 +47,7 @@
       >
         <template>
           <nuxeo-document-grid-thumbnail
-            tabindex="0"
+            tabindex$="{{computeTabIndex(index)}}"
             selected$="{{selected}}"
             doc="[[item]]"
             index="[[index]]"
@@ -246,6 +246,10 @@
       _contentStoredInColdStorage(doc) {
         return this.hasFacet(doc, 'ColdStorage') && doc.properties && doc.properties['coldstorage:coldContent'];
       },
+
+      computeTabIndex(index) {
+        return (index + 1).toString();
+      },
     });
   </script>
 </dom-module>