diff --git a/eladmin-common/src/main/java/me/zhengjie/utils/EncryptUtils.java b/eladmin-common/src/main/java/me/zhengjie/utils/EncryptUtils.java
index 01185a8d..4f334aac 100644
--- a/eladmin-common/src/main/java/me/zhengjie/utils/EncryptUtils.java
+++ b/eladmin-common/src/main/java/me/zhengjie/utils/EncryptUtils.java
@@ -61,7 +61,7 @@ public class EncryptUtils {
      * 对称解密
      */
     public static String desDecrypt(String source) throws Exception {
-        byte[] src = hex2byte(source.getBytes());
+        byte[] src = hex2byte(source.getBytes(StandardCharsets.UTF_8));
         DESKeySpec desKeySpec = getDesKeySpec(source);
         SecretKeyFactory keyFactory = SecretKeyFactory.getInstance("DES");
         SecretKey secretKey = keyFactory.generateSecret(desKeySpec);