diff --git a/app/views/versions/_sidebar.html.erb b/app/views/versions/_sidebar.html.erb
index abfe9c67c..6b34b34b8 100644
--- a/app/views/versions/_sidebar.html.erb
+++ b/app/views/versions/_sidebar.html.erb
@@ -3,6 +3,7 @@
<% @trackers.each do |tracker| %>
-
+ <%= hidden_field_tag "tracker_ids[]", nil, :id => nil %>