diff --git a/src/Vervis/Field/Ticket.hs b/src/Vervis/Field/Ticket.hs
index 357451e..5358af5 100644
--- a/src/Vervis/Field/Ticket.hs
+++ b/src/Vervis/Field/Ticket.hs
@@ -70,5 +70,5 @@ selectTicketDep jid tid =
     checkDep tid $
     checkNotSelf tid $
     selectField $
-    optionsPersistKey [TicketProject P.==. jid, TicketId P.!=. tid] [] $
+    optionsPersistKey [TicketProject P.==. jid, TicketId P.!=. tid] [P.Asc TicketNumber] $
     \ t -> sformat (int % " :: " % stext) (ticketNumber t) (ticketTitle t)