diff --git a/kernel/model/liandi.go b/kernel/model/liandi.go
index ccc6f3740..320b46937 100644
--- a/kernel/model/liandi.go
+++ b/kernel/model/liandi.go
@@ -178,7 +178,7 @@ func AutoRefreshUser() {
 			defer util.Recover()
 
 			if nil != Conf.User {
-				time.Sleep(3 * time.Minute)
+				time.Sleep(2 * time.Minute)
 				if nil != Conf.User {
 					RefreshUser(Conf.User.UserToken)
 				}
@@ -200,6 +200,7 @@ func AutoRefreshUser() {
 				}
 				if err = gulu.JSON.UnmarshalJSON(data, &existingAnnouncements); nil != err {
 					util.LogErrorf("unmarshal announcement conf failed: %s", err)
+					os.Remove(announcementConf)
 					return
 				}
 			}
diff --git a/kernel/model/sync.go b/kernel/model/sync.go
index bdf0d48b6..3327a7552 100644
--- a/kernel/model/sync.go
+++ b/kernel/model/sync.go
@@ -122,8 +122,28 @@ func SyncData(boot, exit, byHand bool) {
 
 // incReindex 增量重建索引。
 func incReindex(upserts, removes []string) {
-	needPushUpsertProgress := 32 < len(upserts)
 	needPushRemoveProgress := 32 < len(removes)
+	needPushUpsertProgress := 32 < len(upserts)
+
+	// 先执行 remove，否则移动文档时 upsert 会被忽略，导致未被索引
+
+	for _, removeFile := range removes {
+		if !strings.HasSuffix(removeFile, ".sy") {
+			continue
+		}
+
+		id := strings.TrimSuffix(filepath.Base(removeFile), ".sy")
+		block := treenode.GetBlockTree(id)
+		if nil != block {
+			treenode.RemoveBlockTreesByRootID(block.RootID)
+			sql.RemoveTreeQueue(block.BoxID, block.RootID)
+			msg := fmt.Sprintf("Sync remove tree [%s]", block.RootID)
+			util.PushStatusBar(msg)
+			if needPushRemoveProgress {
+				util.PushEndlessProgress(msg)
+			}
+		}
+	}
 
 	for _, upsertFile := range upserts {
 		if !strings.HasSuffix(upsertFile, ".sy") {
@@ -154,23 +174,6 @@ func incReindex(upserts, removes []string) {
 			util.PushEndlessProgress(msg)
 		}
 	}
-	for _, removeFile := range removes {
-		if !strings.HasSuffix(removeFile, ".sy") {
-			continue
-		}
-
-		id := strings.TrimSuffix(filepath.Base(removeFile), ".sy")
-		block := treenode.GetBlockTree(id)
-		if nil != block {
-			treenode.RemoveBlockTreesByRootID(block.RootID)
-			sql.RemoveTreeQueue(block.BoxID, block.RootID)
-			msg := fmt.Sprintf("Sync remove tree [%s]", block.RootID)
-			util.PushStatusBar(msg)
-			if needPushRemoveProgress {
-				util.PushEndlessProgress(msg)
-			}
-		}
-	}
 
 	if needPushRemoveProgress || needPushUpsertProgress {
 		util.PushClearProgress()