diff --git a/CHANGELOG.md b/CHANGELOG.md
index de9f039e4f..2f3e28c9f8 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 changelog
 
+<a name="1.66.2"></a>
+## [1.66.2](https://github.com/33cn/plugin/compare/v1.66.1...v1.66.2) (2022-01-20)
+
+
+### Bug Fixes
+
+* sync chain33 patch version v1.66.3 ([691168d](https://github.com/33cn/plugin/commit/691168d))
+
 <a name="1.66.1"></a>
 ## [1.66.1](https://github.com/33cn/plugin/compare/v1.66.0...v1.66.1) (2022-01-10)
 
diff --git a/README.md b/README.md
index 99300bafec..aea34a2f68 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ https://camo.githubusercontent.com/915b7be44ada53c290eb157634330494ebe3e30a/6874
 [![Windows Build Status](https://ci.appveyor.com/api/projects/status/github/33cn/plugin?svg=true&branch=master&passingText=Windows%20-%20OK&failingText=Windows%20-%20failed&pendingText=Windows%20-%20pending)](https://ci.appveyor.com/project/33cn/plugin)
 [![codecov](https://codecov.io/gh/33cn/plugin/branch/master/graph/badge.svg)](https://codecov.io/gh/33cn/plugin)
 
-# chain33 官方插件系统（v1.66.1）
+# chain33 官方插件系统（v1.66.2）
 
 * chain33地址: https://github.com/33cn/chain33
 * chain33官网: https://chain.33.cn
diff --git a/version/version.go b/version/version.go
index 415087ef00..3acc3a4ebb 100644
--- a/version/version.go
+++ b/version/version.go
@@ -7,7 +7,7 @@ import (
 
 //var version control
 var (
-	Version   = "1.66.1"
+	Version   = "1.66.2"
 	GitCommit string
 	BuildTime string
 	// GoVersion system go version