diff --git a/src/Vervis/API.hs b/src/Vervis/API.hs
index aa552bb..d04c532 100644
--- a/src/Vervis/API.hs
+++ b/src/Vervis/API.hs
@@ -2133,7 +2133,10 @@ undoC (Entity _pidUser personUser) sharerUser summary audience undo@(Undo uObjec
             tr <- getJust trid
             delete trlid
             delete trid
-            return $ Just $ ticketResolveTicket tr
+            let ltid = ticketResolveTicket tr
+            tid <- localTicketTicket <$> getJust ltid
+            update tid [TicketStatus =. TSTodo]
+            return $ Just ltid
     deleteResolve (Right ractid) = do
         Entity trrid trr <- MaybeT $ lift $ getBy $ UniqueTicketResolveRemoteActivity ractid
         lift $ lift $ do
@@ -2141,7 +2144,10 @@ undoC (Entity _pidUser personUser) sharerUser summary audience undo@(Undo uObjec
             tr <- getJust trid
             delete trrid
             delete trid
-            return $ Just $ ticketResolveTicket tr
+            let ltid = ticketResolveTicket tr
+            tid <- localTicketTicket <$> getJust ltid
+            update tid [TicketStatus =. TSTodo]
+            return $ Just ltid
 
 pushCommitsC
     :: (Entity Person, Sharer)