diff --git a/ChangeLog b/ChangeLog
index 02661c4d..6d71a81e 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2022-12-12 Alibaba Cloud.
+    * version: 2.8.2
+    * BUGFIX: #771, fix bug that duplicate data when write kafka failed
+    * BUGFIX: #764, fix bug when multi oplog are updating shardkey
+
 2022-09-22 Alibaba Cloud.
     * version: 2.8.1
     * BUGFIX: fix bug that namespace is empty when sync from ver3.2 mongodb
diff --git a/README.md b/README.md
index 99f8baf9..a37c2ed9 100644
--- a/README.md
+++ b/README.md
@@ -82,7 +82,7 @@ add tag when releasing: "release-v{version}-{date}". for example: "release-v1.0.
 ---
 Run `./bin/collector.darwin` or `collector.linux` which is built in OSX and Linux respectively.
 
-Or you can build mongo-shake yourself according to the following steps:
+Or you can build mongo-shake yourself according to the following steps(go version needs >= 15.10):
 
 *  git clone https://github.com/alibaba/MongoShake.git
 *  cd MongoShake