diff --git a/appveyor.yml b/appveyor.yml
index 2e42403aed53cdfae5ca1d6a3f3a2d8fc9588973..bf3ecb8bb60fb29a1630c1316376b4abe572ac87 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -76,7 +76,7 @@ artifacts:
     name: Duniter
 
 deploy:
-  release: 0.20.0a21
+  release: v0.20.0a22
   provider: GitHub
   auth_token:
     secure: Vp/M0r0i1yhGR2nhrPWEbTiDIF6r0cmwbNDFZUzdFe5clWxPXtuC0lgIpOQI78zt
diff --git a/package.json b/package.json
index 78b9d77d47ce7964c2f55d13e305b7fb6675d0ae..736ff6d8e8ba68a058a0a1825abeb205d3070b98 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "ucoin",
-  "version": "0.20.0a21",
+  "version": "0.20.0a22",
   "engines": {
     "node": ">=4.2.0",
     "npm": ">=2.11"
diff --git a/test/integration/branches.js b/test/integration/branches.js
index fe88a13e9bcc442b41a540684caa2a26a74d6d54..c9a45656e3321d198ed3b2989688eeab40f311b7 100644
--- a/test/integration/branches.js
+++ b/test/integration/branches.js
@@ -225,7 +225,7 @@ 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('0.20.0a21');
+        res.should.have.property('ucoin').property('version').equal('0.20.0a22');
         res.should.have.property('ucoin').property('forkWindowSize').equal(3);
       });
     });