diff --git a/app/assets/javascripts/milestone_select.js.coffee b/app/assets/javascripts/milestone_select.js.coffee
index b569b7eb7bf..f98a7dda3dd 100644
--- a/app/assets/javascripts/milestone_select.js.coffee
+++ b/app/assets/javascripts/milestone_select.js.coffee
@@ -104,6 +104,8 @@ class @MilestoneSelect
               selectedMilestone = selected.name
             else if selected.title?
               selectedMilestone = selected.title
+            else
+              selectedMilestone = ''
             $dropdown.parents('form').submit()
           else
             selected = $selectbox