release note v1.9.1
diff --git a/CHANGE.md b/CHANGE.md
index f5cc9e4..b3fe541 100644
--- a/CHANGE.md
+++ b/CHANGE.md
@@ -1,5 +1,10 @@
 # Release Notes
 
+## v1.9.1
+
+### Bugfixes
+- fix repeatedly adding list type in type map. [#263](https://github.com/apache/dubbo-go-hessian2/pull/263)
+
 ## v1.9.0
 
 ### New Features