diff --git a/src/components/views/rooms/UserTile.js b/src/components/views/rooms/UserTile.js
index fe7e95a02a..9608247d5e 100644
--- a/src/components/views/rooms/UserTile.js
+++ b/src/components/views/rooms/UserTile.js
@@ -38,8 +38,8 @@ module.exports = React.createClass({
         var active = -1;
 
         // FIXME: make presence data update whenever User.presence changes...
-        active = member.user.lastActiveAgo ? 
-            (Date.now() - (member.user.lastPresenceTs - member.user.lastActiveAgo)) : -1;
+        active = user.lastActiveAgo ? 
+            (Date.now() - (user.lastPresenceTs - user.lastActiveAgo)) : -1;
 
         var BaseAvatar = sdk.getComponent('avatars.BaseAvatar');
         var avatarJsx = (