diff --git a/src/utils/helper/validator.ts b/src/utils/helper/validator.ts
index de8a4bb..f05dc57 100644
--- a/src/utils/helper/validator.ts
+++ b/src/utils/helper/validator.ts
@@ -136,7 +136,7 @@ export const rules = {
  */
 export async function duplicateValidate(tableName, fieldName, fieldVal, dataId) {
   try {
-    let params = {
+    const params = {
       tableName,
       fieldName,
       fieldVal,