diff --git a/kernel-a-rule/src/main/java/cn/stylefeng/roses/kernel/rule/constants/MpConstants.java b/kernel-a-rule/src/main/java/cn/stylefeng/roses/kernel/rule/constants/MpConstants.java
index a15e7a104..0e6089250 100644
--- a/kernel-a-rule/src/main/java/cn/stylefeng/roses/kernel/rule/constants/MpConstants.java
+++ b/kernel-a-rule/src/main/java/cn/stylefeng/roses/kernel/rule/constants/MpConstants.java
@@ -9,8 +9,24 @@ package cn.stylefeng.roses.kernel.rule.constants;
 public class MpConstants {
 
     /**
+     * jackson模式
+     * <p>
      * 一般用在手动使用LambdaUpdateWrapper时候，手动更新json字段，需要手动指定typeHandler
      */
-    public static final String TYPE_HANDLER_STRING = "typeHandler=com.baomidou.mybatisplus.extension.handlers.JacksonTypeHandler";
+    public static final String TYPE_HANDLER_STRING_JACKSON = "typeHandler=com.baomidou.mybatisplus.extension.handlers.JacksonTypeHandler";
 
-}
+    /**
+     * gson模式
+     * <p>
+     * 一般用在手动使用LambdaUpdateWrapper时候，手动更新json字段，需要手动指定typeHandler
+     */
+    public static final String TYPE_HANDLER_STRING_GSON = "typeHandler=com.baomidou.mybatisplus.extension.handlers.GsonTypeHandler";
+
+    /**
+     * fastjson模式
+     * <p>
+     * 一般用在手动使用LambdaUpdateWrapper时候，手动更新json字段，需要手动指定typeHandler
+     */
+    public static final String TYPE_HANDLER_STRING_FASTJSON = "typeHandler=com.baomidou.mybatisplus.extension.handlers.FastjsonTypeHandler";
+
+}
\ No newline at end of file