diff --git a/kernel/model/box.go b/kernel/model/box.go
index 5c96c97aa..f8a495525 100644
--- a/kernel/model/box.go
+++ b/kernel/model/box.go
@@ -563,6 +563,8 @@ func FullReindex() {
 	}
 	IndexRefs()
 	treenode.SaveBlockTree()
+	InitFlashcards()
+
 	util.PushEndlessProgress(Conf.Language(58))
 	go func() {
 		time.Sleep(1 * time.Second)