diff --git a/install.sh b/install.sh
index b0517d18c5ca52820a8101c27ee2272ab0cd8864..404c75e2af4353bbbdc59180edc2c099875f19ab 100644
--- a/install.sh
+++ b/install.sh
@@ -11,7 +11,7 @@ if [ -z "$UCOIN_DIR" ]; then
 fi
 
 ucoin_latest_version() {
-  echo "v0.12.8"
+  echo "v0.12.9"
 }
 
 ucoin_repo_url() {
diff --git a/package.json b/package.json
index 3b8e3c7bc2c8a7c981fc00740396460f3b783c60..56675bacae528b6507e12467307f4787645be52e 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ucoin",
-  "version": "0.12.8",
+  "version": "0.12.9",
   "engines": {
     "node": ">=0.12 <0.13",
     "npm": ">=2.11"
diff --git a/test/integration/branches.js b/test/integration/branches.js
index 9eff78a62b66b4aa70f08b1c020d4d4ec47c08e7..da14c03b1e1fe5591f17461de5fa1050b2d02edd 100644
--- a/test/integration/branches.js
+++ b/test/integration/branches.js
@@ -228,7 +228,7 @@ describe("Branches", function() {
     it('should have a 3 blocks fork window size', function() {
       return expectAnswer(rp('http://127.0.0.1:7778/node/summary', { json: true }), function(res) {
         res.should.have.property('ucoin').property('software').equal('ucoind');
-        res.should.have.property('ucoin').property('version').equal('0.12.8');
+        res.should.have.property('ucoin').property('version').equal('0.12.9');
         res.should.have.property('ucoin').property('forkWindowSize').equal(3);
       });
     });