diff --git a/js/popover.js b/js/popover.js
index 3b6aefa49e3617654fd17463383fe87e8db3ddd5..9fff89320cffb3e18e89cdb8f7fc980755cf9ed7 100644
--- a/js/popover.js
+++ b/js/popover.js
@@ -23,7 +23,7 @@
     placement: 'right',
     trigger: 'click',
     content: '',
-    template: '<div class="popover"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'
+    template: '<div class="popover" role="tooltip"><div class="arrow"></div><h3 class="popover-title"></h3><div class="popover-content"></div></div>'
   })