diff --git a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/DataAbilityPredicatesJsunit.test.js b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/DataAbilityPredicatesJsunit.test.js
index 207b8ead5013ca1a7f8b7ee0dc07c584cbcb41cc..e6cc1447687fb9baef109b7ebaa4b98e8524c175 100755
--- a/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/DataAbilityPredicatesJsunit.test.js
+++ b/distributeddatamgr/appdatamgrjstest/hap/src/main/js/default/test/DataAbilityPredicatesJsunit.test.js
@@ -16,7 +16,7 @@ import {describe, beforeAll, beforeEach, afterEach, afterAll, it, expect} from '
 import dataRdb from '@ohos.data.rdb';
 import dataAbility from '@ohos.data.dataAbility';
 
-const TAG = "[RDB_JSKITS _TEST]"
+const TAG = '[RDB_JSKITS _TEST]'
 const CREATE_TABLE_ALL_DATA_TYPE_SQL = "CREATE TABLE IF NOT EXISTS AllDataType "
 + "(id INTEGER PRIMARY KEY AUTOINCREMENT, "
 + "integerValue INTEGER , longValue INTEGER , shortValue INTEGER , booleanValue INTEGER , "
diff --git a/distributeddatamgr/distributeddatamgrjstest/hap/src/main/js/default/test/DeviceKvStoreCallbackJsunit.test.js b/distributeddatamgr/distributeddatamgrjstest/hap/src/main/js/default/test/DeviceKvStoreCallbackJsunit.test.js
index 4e8e2b59807e2d21bf8adac3e221c219bab5019d..3c2a810c87aa1675933b6411d0d32fb82519e78d 100644
--- a/distributeddatamgr/distributeddatamgrjstest/hap/src/main/js/default/test/DeviceKvStoreCallbackJsunit.test.js
+++ b/distributeddatamgr/distributeddatamgrjstest/hap/src/main/js/default/test/DeviceKvStoreCallbackJsunit.test.js
@@ -42,7 +42,7 @@ function sleep(ms) {
 
 function putBatchString(len, prefix) {
     let entries = [];
-    for (var i = 0; i < len; i++) {
+    for (let i = 0; i < len; i++) {
         var entry = {
             key : prefix + i,
             value : {