diff --git a/package-lock.json b/package-lock.json
index decc8c6..e644a4d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "dpos-offline",
-  "version": "1.6.0",
+  "version": "1.6.1",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index 191563b..f01340d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "dpos-offline",
-  "version": "1.6.0",
+  "version": "1.6.1",
   "description": "Offline Signing Transactions for DPOS Blockchains",
   "main": "dist/es5/index.js",
   "types": "dist/es5/index.d.ts",