diff --git a/src/com/engine/salary/encrypt/AESEncryptUtil.java b/src/com/engine/salary/encrypt/AESEncryptUtil.java
index a6f62e268..750b68433 100644
--- a/src/com/engine/salary/encrypt/AESEncryptUtil.java
+++ b/src/com/engine/salary/encrypt/AESEncryptUtil.java
@@ -76,7 +76,7 @@ public class AESEncryptUtil {
 
     public static String decrypt4SalaryBill2(String encryptStr) {
         if (StringUtils.isNotBlank(encryptStr)) {
-            AES.decrypt(encryptStr, aes4SalaryBillEncryptScrect);
+            encryptStr = AES.decrypt(encryptStr, aes4SalaryBillEncryptScrect);
         }
         return encryptStr;
     }