diff --git a/kernel/conf/flashcard.go b/kernel/conf/flashcard.go
index d56bb42e2..c20f8d5e4 100644
--- a/kernel/conf/flashcard.go
+++ b/kernel/conf/flashcard.go
@@ -19,7 +19,8 @@ package conf
 import (
 	"bytes"
 	"fmt"
-	"github.com/open-spaced-repetition/go-fsrs"
+
+	"github.com/open-spaced-repetition/go-fsrs/v2"
 )
 
 type Flashcard struct {
diff --git a/kernel/go.mod b/kernel/go.mod
index 3cc876bc4..bfad9e3b0 100644
--- a/kernel/go.mod
+++ b/kernel/go.mod
@@ -46,7 +46,7 @@ require (
 	github.com/mitchellh/go-ps v1.0.0
 	github.com/mssola/useragent v1.0.0
 	github.com/olahol/melody v1.2.1
-	github.com/open-spaced-repetition/go-fsrs v1.2.1
+	github.com/open-spaced-repetition/go-fsrs/v2 v2.0.1
 	github.com/panjf2000/ants/v2 v2.10.0
 	github.com/patrickmn/go-cache v2.1.0+incompatible
 	github.com/radovskyb/watcher v1.0.7
@@ -60,7 +60,7 @@ require (
 	github.com/siyuan-note/filelock v0.0.0-20240724034355-d1ed7bf21d04
 	github.com/siyuan-note/httpclient v0.0.0-20240828084311-6bd9eb73747f
 	github.com/siyuan-note/logging v0.0.0-20240505035402-6430d57006a2
-	github.com/siyuan-note/riff v0.0.0-20240502024535-718add51db67
+	github.com/siyuan-note/riff v0.0.0-20240828101024-443a09504726
 	github.com/spf13/cast v1.7.0
 	github.com/steambap/captcha v1.4.1
 	github.com/studio-b12/gowebdav v0.9.0
diff --git a/kernel/go.sum b/kernel/go.sum
index b345bce01..b344968ac 100644
--- a/kernel/go.sum
+++ b/kernel/go.sum
@@ -276,8 +276,8 @@ github.com/onsi/ginkgo/v2 v2.20.1 h1:YlVIbqct+ZmnEph770q9Q7NVAz4wwIiVNahee6JyUzo
 github.com/onsi/ginkgo/v2 v2.20.1/go.mod h1:lG9ey2Z29hR41WMVthyJBGUBcBhGOtoPF2VFMvBXFCI=
 github.com/onsi/gomega v1.34.1 h1:EUMJIKUjM8sKjYbtxQI9A4z2o+rruxnzNvpknOXie6k=
 github.com/onsi/gomega v1.34.1/go.mod h1:kU1QgUvBDLXBJq618Xvm2LUX6rSAfRaFRTcdOeDLwwY=
-github.com/open-spaced-repetition/go-fsrs v1.2.1 h1:vY1hSQ3gvHtfnw8ahylcZyyqusKWDkWCd1+ca4lZoSc=
-github.com/open-spaced-repetition/go-fsrs v1.2.1/go.mod h1:WpbNs4TTKZChOHFO+ME0B9femUVZsepFT5mhAioszRg=
+github.com/open-spaced-repetition/go-fsrs/v2 v2.0.1 h1:ODpQGZqZNsKqAF4/WUdRtfuNtwDIfI6Xj3cSznxk0g0=
+github.com/open-spaced-repetition/go-fsrs/v2 v2.0.1/go.mod h1:Ry+MLx079nUXwSbYm+OYLK9pQ9yu0cCLWSo3N4H5ZBI=
 github.com/otiai10/gosseract/v2 v2.4.1 h1:G8AyBpXEeSlcq8TI85LH/pM5SXk8Djy2GEXisgyblRw=
 github.com/otiai10/gosseract/v2 v2.4.1/go.mod h1:1gNWP4Hgr2o7yqWfs6r5bZxAatjOIdqWxJLWsTsembk=
 github.com/otiai10/mint v1.6.3 h1:87qsV/aw1F5as1eH1zS/yqHY85ANKVMgkDrf9rcxbQs=
@@ -356,8 +356,8 @@ github.com/siyuan-note/httpclient v0.0.0-20240828084311-6bd9eb73747f h1:C54AUt78
 github.com/siyuan-note/httpclient v0.0.0-20240828084311-6bd9eb73747f/go.mod h1:AX5fjlyJlC9Bwi0ecMQ74IP7d8BXAeq6ruqte3sjB5Y=
 github.com/siyuan-note/logging v0.0.0-20240505035402-6430d57006a2 h1:/2+tlOThVB86RxSLeW0JFw2ISUrH2ZFRg15ULGAUGAE=
 github.com/siyuan-note/logging v0.0.0-20240505035402-6430d57006a2/go.mod h1:3Osd2/nwzXZFl6ZcDE4hA0HD83Wyv1fds47nVuapyOM=
-github.com/siyuan-note/riff v0.0.0-20240502024535-718add51db67 h1:YuBxDIIVBOtvQc/ZLi4SOCY0J+QMRnnco4b1Jh9+SL4=
-github.com/siyuan-note/riff v0.0.0-20240502024535-718add51db67/go.mod h1:n+yT/5zCIDqRx5lEO8Vxq3kuwzjmXndXFtfJoID7jJY=
+github.com/siyuan-note/riff v0.0.0-20240828101024-443a09504726 h1:bLBpaidGUXZS18eKnpUd5WdrGRz0mymZDLMKtWJe/B8=
+github.com/siyuan-note/riff v0.0.0-20240828101024-443a09504726/go.mod h1:IThyetU+bmHp9dd9prUlwVyAwx/dBxRdUUysZQ+TYsw=
 github.com/spf13/cast v1.3.1/go.mod h1:Qx5cxh0v+4UWYiBimWS+eyWzqEqokIECu5etghLkUJE=
 github.com/spf13/cast v1.7.0 h1:ntdiHjuueXFgm5nzDRdOS4yfT43P5Fnud6DH50rz/7w=
 github.com/spf13/cast v1.7.0/go.mod h1:ancEpBxwJDODSW/UG4rDrAqiKolqNNh2DX3mk86cAdo=
diff --git a/kernel/model/block.go b/kernel/model/block.go
index 7fec9f204..3b4787ba4 100644
--- a/kernel/model/block.go
+++ b/kernel/model/block.go
@@ -25,7 +25,7 @@ import (
 
 	"github.com/88250/lute/ast"
 	"github.com/88250/lute/parse"
-	"github.com/open-spaced-repetition/go-fsrs"
+	"github.com/open-spaced-repetition/go-fsrs/v2"
 	"github.com/siyuan-note/siyuan/kernel/filesys"
 	"github.com/siyuan-note/siyuan/kernel/sql"
 	"github.com/siyuan-note/siyuan/kernel/treenode"