diff --git a/app/src/main/java/org/houxg/leamonax/database/AppDataBase.java b/app/src/main/java/org/houxg/leamonax/database/AppDataBase.java
index cdea73e..81f1a5f 100644
--- a/app/src/main/java/org/houxg/leamonax/database/AppDataBase.java
+++ b/app/src/main/java/org/houxg/leamonax/database/AppDataBase.java
@@ -118,9 +118,10 @@ public class AppDataBase {
                         .where(Account_Table.id.eq(id))
                         .querySingle(database);
                 if (account != null) {
-                    account.setNoteUsn(lastUsn);
-                    account.setNotebookUsn(lastUsn);
-                    account.update(database);
+                    SQLite.update(Account.class)
+                            .set(Account_Table.notebookUsn.eq(lastUsn), Account_Table.noteUsn.eq(lastUsn))
+                            .where(Account_Table.id.eq(account.getLocalUserId()))
+                            .execute(database);
                 }
             }
             cursor.close();
@@ -162,7 +163,10 @@ public class AppDataBase {
                         .querySingle(database);
                 if (account != null) {
                     account.updateLastUseTime();
-                    account.update(database);
+                    SQLite.update(Account.class)
+                            .set(Account_Table.lastUseTime.eq(account.getLastUseTime()))
+                            .where(Account_Table.id.eq(account.getLocalUserId()))
+                            .execute(database);
                 }
             }
             cursor.close();
diff --git a/app/src/main/java/org/houxg/leamonax/model/Account.java b/app/src/main/java/org/houxg/leamonax/model/Account.java
index e23c8f6..d7afc03 100644
--- a/app/src/main/java/org/houxg/leamonax/model/Account.java
+++ b/app/src/main/java/org/houxg/leamonax/model/Account.java
@@ -166,6 +166,10 @@ public class Account extends BaseModel {
         lastUseTime = System.currentTimeMillis() / 1000;
     }
 
+    public long getLastUseTime() {
+        return lastUseTime;
+    }
+
     @Override
     public String toString() {
         return "Account{" +