diff --git a/cordova-app/config.xml b/cordova-app/config.xml
index f49ccc3..d1d3d02 100644
--- a/cordova-app/config.xml
+++ b/cordova-app/config.xml
@@ -52,6 +52,7 @@
         <icon src="res/icon/ios/icon-small@3x.png" width="87" />
         <splash src="res/screen/ios/Default@2x~universal~anyany.png" />
     </platform>
+    <hook src="scripts/changeVersion.js" type="before_prepare" />
     <plugin name="cordova-plugin-whitelist" spec="^1.3.3" />
     <plugin name="cordova-plugin-geolocation" spec="^4.0.1" />
     <plugin name="cordova-plugin-camera" spec="^4.0.3" />
diff --git a/cordova-app/package-lock.json b/cordova-app/package-lock.json
index e50a6a1..5425306 100644
--- a/cordova-app/package-lock.json
+++ b/cordova-app/package-lock.json
@@ -1388,6 +1388,12 @@
       "resolved": "https://registry.npmjs.org/wordwrap/-/wordwrap-0.0.3.tgz",
       "integrity": "sha1-o9XabNXAvAAI03I0u68b7WMFkQc=",
       "dev": true
+    },
+    "xmldom": {
+      "version": "0.1.27",
+      "resolved": "https://registry.npmjs.org/xmldom/-/xmldom-0.1.27.tgz",
+      "integrity": "sha1-1QH5ezvbQDr4757MIFcxh6rawOk=",
+      "dev": true
     }
   }
 }
diff --git a/cordova-app/package.json b/cordova-app/package.json
index 7bed539..1989bba 100644
--- a/cordova-app/package.json
+++ b/cordova-app/package.json
@@ -26,6 +26,7 @@
     "cordova-plugin-whitelist": "^1.3.3"
   },
   "devDependencies": {
-    "http-server": "^0.11.1"
+    "http-server": "^0.11.1",
+    "xmldom": "^0.1.27"
   }
-}
\ No newline at end of file
+}
diff --git a/cordova-app/scripts/changeVersion.js b/cordova-app/scripts/changeVersion.js
new file mode 100644
index 0000000..5ba8f66
--- /dev/null
+++ b/cordova-app/scripts/changeVersion.js
@@ -0,0 +1,37 @@
+module.exports = function(ctx) {
+  var configXmlHelper = require('./configXmlHelper');
+
+  var configXml = configXmlHelper.readConfigXML();
+  var widget = configXml.getElementsByTagName("widget")[0];
+
+  var version = widget.getAttribute("version");
+  var androidVersionCode = widget.getAttribute("android-versionCode");
+  var iosCFBundleVersion = widget.getAttribute("ios-CFBundleVersion");
+
+  var versionSplit = version.split(".");
+  versionSplit[2] = parseInt(process.env.TRAVIS_BUILD_NUMBER || "0");
+
+  var newAndroidVersionCode = versionSplit[0] * 10000000 + versionSplit[1] * 10000 + versionSplit[2];
+  var newVersion = versionSplit.join(".");
+  var newIosCFBundleVersion = newVersion;
+
+  console.log("Version:", version);
+  console.log("android-versionCode:", androidVersionCode);
+  console.log("ios-CFBundleVersion:", iosCFBundleVersion);
+
+  widget.setAttribute("version", newVersion);
+  widget.setAttribute("ios-CFBundleVersion", newIosCFBundleVersion);
+  widget.setAttribute("android-versionCode", newAndroidVersionCode);
+
+  console.log("New Version:", widget.getAttribute("version"));
+  console.log("New android-versionCode:", widget.getAttribute("android-versionCode"));
+  console.log("New ios-CFBundleVersion:", widget.getAttribute("ios-CFBundleVersion"));
+
+  configXmlHelper.writeConfigXML(configXml);
+};
+
+if (!require.main.loaded) {
+  module.exports({
+    cmdLine: process.argv.join(" ")
+  });
+}
diff --git a/cordova-app/scripts/configXmlHelper.js b/cordova-app/scripts/configXmlHelper.js
new file mode 100644
index 0000000..56cf0ce
--- /dev/null
+++ b/cordova-app/scripts/configXmlHelper.js
@@ -0,0 +1,19 @@
+var filePath = "config.xml";
+var xmldom = require('xmldom');
+var fs = require('fs');
+
+module.exports = {
+  readConfigXML: function() {
+    var DOMParser = xmldom.DOMParser;
+    var xmlString = fs.readFileSync(filePath, "utf-8");
+
+    return new DOMParser().parseFromString(xmlString);
+  },
+
+  writeConfigXML: function (configXml) {
+    var XMLSerializer = xmldom.XMLSerializer;
+    var xmlString = new XMLSerializer().serializeToString(configXml);
+
+    fs.writeFileSync(filePath, xmlString, 'utf8');
+  }
+};