diff --git a/kernel/go.mod b/kernel/go.mod
index a66b5d8d6..ff098f38f 100644
--- a/kernel/go.mod
+++ b/kernel/go.mod
@@ -50,7 +50,7 @@ require (
 	github.com/rqlite/sql v0.0.0-20221103124402-8f9ff0ceb8f0
 	github.com/sashabaranov/go-openai v1.17.9
 	github.com/shirou/gopsutil/v3 v3.23.11
-	github.com/siyuan-note/dejavu v0.0.0-20231208043525-6211184a4438
+	github.com/siyuan-note/dejavu v0.0.0-20231208085113-c89895f2a075
 	github.com/siyuan-note/encryption v0.0.0-20220713091850-5ecd92177b75
 	github.com/siyuan-note/eventbus v0.0.0-20230804030110-cf250f838c80
 	github.com/siyuan-note/filelock v0.0.0-20231206081043-b75b363ddb1b
diff --git a/kernel/go.sum b/kernel/go.sum
index fbb4d6b0a..36b3a314f 100644
--- a/kernel/go.sum
+++ b/kernel/go.sum
@@ -356,8 +356,8 @@ github.com/shopspring/decimal v1.3.1/go.mod h1:DKyhrW/HYNuLGql+MJL6WCR6knT2jwCFR
 github.com/shurcooL/gofontwoff v0.0.0-20181114050219-180f79e6909d h1:lvCTyBbr36+tqMccdGMwuEU+hjux/zL6xSmf5S9ITaA=
 github.com/shurcooL/gofontwoff v0.0.0-20181114050219-180f79e6909d/go.mod h1:05UtEgK5zq39gLST6uB0cf3NEHjETfB4Fgr3Gx5R9Vw=
 github.com/simplereach/timeutils v1.2.0/go.mod h1:VVbQDfN/FHRZa1LSqcwo4kNZ62OOyqLLGQKYB3pB0Q8=
-github.com/siyuan-note/dejavu v0.0.0-20231208043525-6211184a4438 h1:MMQYT1Kbrr2kgmwSwJXseCM+CUg5QmWMgFz3xseQIBk=
-github.com/siyuan-note/dejavu v0.0.0-20231208043525-6211184a4438/go.mod h1:JFtbncCYIJft4Krp7U8wdxfqmV7DzpVpfBwz/KGUjX4=
+github.com/siyuan-note/dejavu v0.0.0-20231208085113-c89895f2a075 h1:AS4npSJSgBXGMR09USiPgdXmeaIJ02p5xFmPZjMNSTs=
+github.com/siyuan-note/dejavu v0.0.0-20231208085113-c89895f2a075/go.mod h1:JFtbncCYIJft4Krp7U8wdxfqmV7DzpVpfBwz/KGUjX4=
 github.com/siyuan-note/encryption v0.0.0-20220713091850-5ecd92177b75 h1:Bi7/7f29LW+Fm0cHc0J1NO1cZqyJwljSWVmfOqVZgaE=
 github.com/siyuan-note/encryption v0.0.0-20220713091850-5ecd92177b75/go.mod h1:H8fyqqAbp9XreANjeSbc72zEdFfKTXYN34tc1TjZwtw=
 github.com/siyuan-note/eventbus v0.0.0-20230804030110-cf250f838c80 h1:XghjHKJd+SiL0DkGYFVC+UGUDFtnR4v9gkAbPeh9Eq8=
diff --git a/kernel/model/sync.go b/kernel/model/sync.go
index 0b2601d3f..559821897 100644
--- a/kernel/model/sync.go
+++ b/kernel/model/sync.go
@@ -163,11 +163,11 @@ func SyncData(byHand bool) {
 
 func lockSync() {
 	syncLock.Lock()
-	isSyncing = true
+	isSyncing.Store(true)
 }
 
 func unlockSync() {
-	isSyncing = false
+	isSyncing.Store(false)
 	syncLock.Unlock()
 }
 
@@ -178,15 +178,15 @@ func syncData(exit, byHand bool) {
 		return
 	}
 
+	lockSync()
+	defer unlockSync()
+
 	util.BroadcastByType("main", "syncing", 0, Conf.Language(81), nil)
 	if !exit && !isProviderOnline(byHand) { // 这个操作比较耗时，所以要先推送 syncing 事件后再判断网络，这样才能给用户更即时的反馈
 		util.BroadcastByType("main", "syncing", 2, Conf.Language(28), nil)
 		return
 	}
 
-	lockSync()
-	defer unlockSync()
-
 	if exit {
 		ExitSyncSucc = 0
 		logging.LogInfof("sync before exit")
@@ -256,7 +256,7 @@ func checkSync(boot, exit, byHand bool) bool {
 		}
 	}
 
-	if isSyncing {
+	if isSyncing.Load() {
 		logging.LogWarnf("sync is in progress")
 		planSyncAfter(fixSyncInterval)
 		return false
@@ -431,7 +431,7 @@ func SetSyncProviderWebDAV(webdav *conf.WebDAV) (err error) {
 
 var (
 	syncLock  = sync.Mutex{}
-	isSyncing bool
+	isSyncing = atomic.Bool{}
 )
 
 func CreateCloudSyncDir(name string) (err error) {