diff --git a/core/items.go b/core/items.go
index 7a0a1f5..c3d1bf0 100644
--- a/core/items.go
+++ b/core/items.go
@@ -58,7 +58,7 @@ func BackfillItem(new *Item, old *Item) {
 		new.Title = old.Title
 	}
 	if new.Ttl == 0 {
-		new.Tts = old.Tts
+		new.Ttl = old.Ttl
 	}
 	if new.Ttd == 0 {
 		new.Ttd = old.Ttd