diff --git a/js/activitytabview.js b/js/activitytabview.js
index fe73bcd7d..45f335ba4 100644
--- a/js/activitytabview.js
+++ b/js/activitytabview.js
@@ -153,7 +153,11 @@
 				}));
 				this.$el.find('.avatar').each(function() {
 					var element = $(this);
-					element.avatar(element.data('user'), 28);
+					if (element.data('user-display-name')) {
+						element.avatar(element.data('user'), 28, undefined, false, undefined, element.data('user-display-name'));
+					} else {
+						element.avatar(element.data('user'), 28);
+					}
 				});
 				this.$el.find('.has-tooltip').tooltip({
 					placement: 'bottom'