diff --git a/app/models/issue.rb b/app/models/issue.rb
index 7638088..d04f5bd 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -703,7 +703,7 @@ class Issue < ActiveRecord::Base
   # Is the amount of work done less than it should for the due date
   def behind_schedule?
     return false if start_date.nil? || due_date.nil?
-    done_date = start_date + ((due_date - start_date+1)* done_ratio/100).floor
+    done_date = start_date + ((due_date - start_date + 1) * done_ratio / 100).floor
     return done_date <= Date.today
   end