diff --git a/CHANGELOG.md b/CHANGELOG.md
index 459767204..93703d95d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,9 @@
+## Everest v2.2.1
+
+Sat Jan 12 20:36:05 CST 2019
+
+- Fix `iWallet` bug.
+
 ## Everest v2.2.0
 
 Sat Jan 12 17:37:34 CST 2019
diff --git a/Makefile b/Makefile
index 02d96e044..a227934fe 100644
--- a/Makefile
+++ b/Makefile
@@ -1,6 +1,6 @@
 GO = go
 
-VERSION = 2.2.0
+VERSION = 2.2.1
 COMMIT = $(shell git rev-parse --short HEAD)
 PROJECT = github.com/iost-official/go-iost
 DOCKER_IMAGE = iostio/iost-node:$(VERSION)-$(COMMIT)