diff --git a/package-lock.json b/package-lock.json
index 7f74d0e..e9032c3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12373,7 +12373,7 @@
     },
     "packages/lark-msg-tool": {
       "name": "@egg/lark-msg-tool",
-      "version": "1.19.0",
+      "version": "1.20.0",
       "license": "ISC",
       "dependencies": {
         "@egg/logger": "^1.6.0",
diff --git a/packages/lark-msg-tool/CHANGELOG.md b/packages/lark-msg-tool/CHANGELOG.md
index 6f0c420..70082d5 100644
--- a/packages/lark-msg-tool/CHANGELOG.md
+++ b/packages/lark-msg-tool/CHANGELOG.md
@@ -3,6 +3,12 @@
 All notable changes to this project will be documented in this file.
 See [Conventional Commits](https://conventionalcommits.org) for commit guidelines.
 
+# [1.20.0](http://yingbo.im:3000/zhaoyingbo/egg_tools/compare/@egg/lark-msg-tool@1.19.0...@egg/lark-msg-tool@1.20.0) (2024-12-17)
+
+### Features
+
+- **lark-msg-tool:** 添加 isLarkBody 属性以标识 Lark 消息体类型 ([951bb88](http://yingbo.im:3000/zhaoyingbo/egg_tools/commits/951bb88a54ee310437d07cb4a0b27f7519090be7))
+
 # [1.19.0](http://yingbo.im:3000/zhaoyingbo/egg_tools/compare/@egg/lark-msg-tool@1.18.0...@egg/lark-msg-tool@1.19.0) (2024-12-04)
 
 ### Features
diff --git a/packages/lark-msg-tool/package.json b/packages/lark-msg-tool/package.json
index 6ca3f07..114233d 100644
--- a/packages/lark-msg-tool/package.json
+++ b/packages/lark-msg-tool/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@egg/lark-msg-tool",
-  "version": "1.19.0",
+  "version": "1.20.0",
   "description": "Lark Msg Tools for Egg projects",
   "type": "module",
   "main": "src/index.ts",