diff --git a/build/client.js b/build/client.js
index a35bdbc..fbf53f8 100755
--- a/build/client.js
+++ b/build/client.js
@@ -7,6 +7,12 @@ const prepare = require('./prepare');
 const debug = require('../tasks/debug');
 
 
+const generate = () => function generate() {
+    return new Haxe().haxelib([
+        'run', 'protohx', 'generate', 'protohx.json'
+    ]);
+};
+
 const build = () => function build() {
     const argv = yargs.argv;
     return gulp.src('.')
@@ -28,5 +34,5 @@ const test = (build) => function test() {
 };
 
 
-exports['client'] = gulp.series(prepare(Haxe.ID), build());
+exports['client'] = gulp.series(prepare(Haxe.ID), generate(), build());
 exports['client:test'] = gulp.series(prepare(Haxe.ID, FlashPlayer.ID), test(build()));
diff --git a/config/deploy.rb b/config/deploy.rb
index 88b1b07..57f0372 100644
--- a/config/deploy.rb
+++ b/config/deploy.rb
@@ -24,4 +24,4 @@ set :gulp_target_path, -> { release_path }
 set :gulp_tasks, 'client'
 set :gulp_flags, '--no-color'
 set :gulp_roles, :web
-# before 'deploy:updated', 'gulp'
+before 'deploy:updated', 'gulp'
diff --git a/package.json b/package.json
index 0baec3d..2a36e7c 100755
--- a/package.json
+++ b/package.json
@@ -14,6 +14,7 @@
     "plugin-error": "^0.1.2",
     "progress": "^2.0.0",
     "promise-streams": "^2.1.1",
+    "tar": "^4.2.0",
     "tmp-file": "^2.0.1",
     "unzip-stream": "^0.2.1",
     "yargs": "^10.0.3"
diff --git a/tasks/haxe.js b/tasks/haxe.js
index 12c947b..a456234 100755
--- a/tasks/haxe.js
+++ b/tasks/haxe.js
@@ -1,5 +1,4 @@
 const fs = require('fs');
-const os = require('os');
 const path = require('path');
 const tmp = require('tmp-file');
 const exec = require('./exec');
@@ -15,9 +14,9 @@ const log = require('fancy-log');
 class Haxe extends Sdk {
 
     getBin(name) {
-        if (os.type() === 'Windows_NT') {
+        if (Sdk.System.isWindows) {
             return `${this.binPath}/${name}.exe`;
-        } else if (os.type() === 'Linux') {
+        } else if (Sdk.System.isLinux) {
             const binPath = `${this.binPath}/${name}`;
             fs.chmodSync(binPath, 0o755);
             return binPath;
@@ -50,12 +49,10 @@ class Haxe extends Sdk {
     }
 
     get link() {
-        if (os.type() === 'Windows_NT') {
+        if (Sdk.System.isWindows) {
             return `https://github.com/HaxeFoundation/haxe/releases/download/${this.version}/haxe-${this.version}-win.zip`;
-        } else if (os.type() === 'Linux') {
-            let arch = null;
-            if (os.arch() === 'ia32') { arch = '32'}
-            if (os.arch() === 'x64') { arch = '64'}
+        } else if (Sdk.System.isLinux) {
+            let arch = Sdk.System.archInt;
             return `https://github.com/HaxeFoundation/haxe/releases/download/${this.version}/haxe-${this.version}-linux${arch}.tar.gz`;
         }
     }
@@ -66,7 +63,8 @@ class Haxe extends Sdk {
 
     haxelib(args) {
         const haxelibBin = this.haxelibBin;
-        return exec(this.binPath, [path.basename(haxelibBin)].concat(args).join(' '));
+        //return exec(this.binPath, [path.basename(haxelibBin)].concat(args).join(' '));
+        return exec('.', [haxelibBin].concat(args).join(' '));
     }
 
     install(packages) {
diff --git a/tasks/sdk.js b/tasks/sdk.js
index 10a8cda..00fffb2 100755
--- a/tasks/sdk.js
+++ b/tasks/sdk.js
@@ -3,11 +3,37 @@ const fs = require('fs');
 const ps = require('promise-streams');
 const got = require('got');
 const unzip = require('unzip-stream');
+const tar = require('tar');
 const ProgressBar = require('progress');
 const colors = require('ansi-colors');
 const log = require('fancy-log');
 
 
+class System {
+
+    static get isWindows() {
+        return os.type() === 'Windows_NT';
+    }
+
+    static get isLinux() {
+        return os.type() === 'Linux';
+    }
+
+    static get archInt() {
+        if (os.arch() === 'ia32') return 32;
+        if (os.arch() === 'x64') return 64;
+    }
+
+    static get isArch32() {
+        return this.archInt === 32;
+    }
+
+    static get isArch64() {
+        return this.archInt === 64;
+    }
+}
+
+
 class Sdk {
     static set dir(value) {
         Sdk._dir = value
@@ -56,12 +82,10 @@ class Sdk {
             const bar = new ProgressBar(`${this.tag} [:bar] :percent :etas`, {width: 40, total: 1000, clear: true});
             let stream = got.stream(this.link);
             stream = stream.on('downloadProgress', (p) => bar.update(p.percent));
-            //stream = stream.pipe(fs.createWriteStream(this.path + '.zip'));
             if (this.link.endsWith('.zip')) {
                 stream = stream.pipe(unzip.Extract({path: this.path}));
             } else if (this.link.endsWith('tar.gz')) {
-                // ToDo: unpack tar.gz
-                //stream = stream.pipe(gunzip()).pipe(untar())
+                stream = stream.pipe(tar.x({C: this.path}));
             } else {
                 stream = stream.pipe(fs.createWriteStream(this.path));
             }
@@ -70,4 +94,6 @@ class Sdk {
     }
 }
 
+Sdk.System = System;
+
 module.exports = Sdk;
\ No newline at end of file