diff --git a/kernel/api/riff.go b/kernel/api/riff.go
index 7ce46bdfa..c5eab1b82 100644
--- a/kernel/api/riff.go
+++ b/kernel/api/riff.go
@@ -153,6 +153,24 @@ func renameRiffDeck(c *gin.Context) {
 	}
 }
 
+func removeRiffDeck(c *gin.Context) {
+	ret := gulu.Ret.NewResult()
+	defer c.JSON(http.StatusOK, ret)
+
+	arg, ok := util.JsonArg(c, ret)
+	if !ok {
+		return
+	}
+
+	deckID := arg["deckID"].(string)
+	err := model.RemoveDeck(deckID)
+	if nil != err {
+		ret.Code = -1
+		ret.Msg = err.Error()
+		return
+	}
+}
+
 func createRiffDeck(c *gin.Context) {
 	ret := gulu.Ret.NewResult()
 	defer c.JSON(http.StatusOK, ret)
diff --git a/kernel/api/router.go b/kernel/api/router.go
index c75ea67e1..25b815443 100644
--- a/kernel/api/router.go
+++ b/kernel/api/router.go
@@ -301,6 +301,7 @@ func ServeAPI(ginServer *gin.Engine) {
 
 	ginServer.Handle("POST", "/api/riff/createRiffDeck", model.CheckAuth, createRiffDeck)
 	ginServer.Handle("POST", "/api/riff/renameRiffDeck", model.CheckAuth, renameRiffDeck)
+	ginServer.Handle("POST", "/api/riff/removeRiffDeck", model.CheckAuth, removeRiffDeck)
 	ginServer.Handle("POST", "/api/riff/getRiffDecks", model.CheckAuth, getRiffDecks)
 	ginServer.Handle("POST", "/api/riff/addRiffCards", model.CheckAuth, addRiffCards)
 	ginServer.Handle("POST", "/api/riff/removeRiffCards", model.CheckAuth, removeRiffCards)
diff --git a/kernel/model/flashcard.go b/kernel/model/flashcard.go
index d5cd2d250..a77369aaa 100644
--- a/kernel/model/flashcard.go
+++ b/kernel/model/flashcard.go
@@ -293,6 +293,8 @@ func InitFlashcards() {
 		return
 	}
 
+	Decks = map[string]*riff.Deck{}
+
 	entries, err := os.ReadDir(riffSavePath)
 	if nil != err {
 		logging.LogErrorf("read riff dir failed: %s", err)
@@ -320,7 +322,7 @@ func InitFlashcards() {
 	}
 }
 
-func RenameDeck(deckID string, name string) (err error) {
+func RenameDeck(deckID, name string) (err error) {
 	deckLock.Lock()
 	deck := Decks[deckID]
 	deckLock.Unlock()
@@ -334,6 +336,21 @@ func RenameDeck(deckID string, name string) (err error) {
 	return
 }
 
+func RemoveDeck(deckID string) (err error) {
+	riffSavePath := getRiffDir()
+	deckPath := filepath.Join(riffSavePath, deckID+".deck")
+	if err = os.Remove(deckPath); nil != err {
+		return
+	}
+	cardsPath := filepath.Join(riffSavePath, deckID+".cards")
+	if err = os.Remove(cardsPath); nil != err {
+		return
+	}
+
+	InitFlashcards()
+	return
+}
+
 func CreateDeck(name string) (deck *riff.Deck, err error) {
 	riffSavePath := getRiffDir()
 	deckID := ast.NewNodeID()