diff --git a/.gitignore b/.gitignore
index 82101d3..f75b751 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,3 +32,6 @@
 *.user*
 Makefile
 *.qmake*
+build-debug
+build-release
+test
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 02f3f9b..8c543a9 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,4 +1,11 @@
 # CHANGELOG
+## 0.4.0 (May 15th, 2017)
+#### Features
+* Added application version to main windows ([#20](https://github.com/julian-poidevin/MBPMid2010_GPUFix/issues/20))
+
+#### BugFix
+* Removed SIP checking for OS version before El Capitan ([#22](https://github.com/julian-poidevin/MBPMid2010_GPUFix/issues/22))
+
 ## 0.3.0 (May 6th, 2017)
 #### Features
 * Now scanning for error while patching and avoid loading when patching failed ([#15](https://github.com/julian-poidevin/MBPMid2010_GPUFix/issues/15))
diff --git a/mainwindow.cpp b/mainwindow.cpp
index 0551a6d..60eea27 100644
--- a/mainwindow.cpp
+++ b/mainwindow.cpp
@@ -154,6 +154,12 @@ bool MainWindow::init()
     //this->ui->labelgithubIcon->setTextInteractionFlags(Qt::TextBrowserInteraction);
     //this->ui->labelgithubIcon->setOpenExternalLinks(true);
 
+    //Configure version label
+    QString versionNumber = VERSION;
+    QString versionPrefix = "v";
+    QString versionName = versionPrefix + versionNumber;
+    this->ui->versionButton->setText(versionName);
+
     //Search for compatibility
     if(isCompatibleVersion(getMBPModelVersion()))
     {
@@ -224,20 +230,30 @@ bool MainWindow::isSIPEnabled(void)
 {
     QString SIPStatus;
     QProcess process;
+    QSysInfo::MacVersion macVersion = QSysInfo::MacintoshVersion;
 
     logger->write(" | Checking SIP Status\n");
 
-    //Execute commande line
-    process.start("csrutil status");
+    //SIP as been introduced since El Capitan
+    if(macVersion >= QSysInfo::MV_ELCAPITAN)
+    {
+        //Execute commande line
+        process.start("csrutil status");
 
-    //Wait forever until finished
-    process.waitForFinished(-1);
+        //Wait forever until finished
+        process.waitForFinished(-1);
 
-    //Get command line output
-    SIPStatus = process.readAllStandardOutput();
+        //Get command line output
+        SIPStatus = process.readAllStandardOutput();
 
-    //Close process
-    process.close();
+        //Close process
+        process.close();
+    }
+    else
+    {
+        logger->write("No SIP for this OS\n");
+        return false;
+    }
 
 #ifndef WINDOWS
     if(SIPStatus.contains("disable"))
@@ -639,7 +655,7 @@ bool MainWindow::patchKernelExtensionFile(QFile *kernelFile)
             }
             else
             {
-                qDebug() << "RemoveSiblingLabel - " << confTree.at(i).nodeName << "Not found \n";
+                qDebug() << "RemoveSiblingLabel - " << confTree.at(i).nodeName << "Not found";
                 logger->write(" - RemoveSiblingLabel - " + confTree.at(i).nodeName +  " Not found \n");
             }
 
@@ -805,3 +821,11 @@ void MainWindow::on_gitHubButton_clicked()
 
     return;
 }
+
+void MainWindow::on_versionButton_clicked()
+{
+    QString link = "http://github.com/julian-poidevin/MBPMid2010_GPUFix/blob/master/CHANGELOG.md";
+    QDesktopServices::openUrl(QUrl(link));
+
+    return;
+}
diff --git a/mainwindow.h b/mainwindow.h
index 395f8b3..aed2e16 100644
--- a/mainwindow.h
+++ b/mainwindow.h
@@ -1,7 +1,7 @@
 #ifndef MAINWINDOW_H
 #define MAINWINDOW_H
 
-#define VERSION "0.3.0"
+#define VERSION "0.4.0"
 #define APP_NAME "MBPMid2010-GPU-Fix"
 
 #include <QMainWindow>
@@ -26,6 +26,7 @@
 #include <QInputDialog>
 #include <QLabel>
 #include <QPixmap>
+#include <QSysInfo>
 
 #include "logger.h"
 
@@ -50,6 +51,7 @@ private slots:
     void on_patchButton_clicked();
     void on_restoreButton_clicked();
     void on_gitHubButton_clicked();
+    void on_versionButton_clicked();
 
     void exit();
 
diff --git a/mainwindow.ui b/mainwindow.ui
index ab58f4b..83c2b05 100644
--- a/mainwindow.ui
+++ b/mainwindow.ui
@@ -90,6 +90,29 @@
      <bool>true</bool>
     </property>
    </widget>
+   <widget class="QPushButton" name="versionButton">
+    <property name="geometry">
+     <rect>
+      <x>340</x>
+      <y>180</y>
+      <width>51</width>
+      <height>32</height>
+     </rect>
+    </property>
+    <property name="font">
+     <font>
+      <weight>50</weight>
+      <italic>true</italic>
+      <bold>false</bold>
+     </font>
+    </property>
+    <property name="text">
+     <string>vX.X.X</string>
+    </property>
+    <property name="flat">
+     <bool>true</bool>
+    </property>
+   </widget>
   </widget>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
diff --git a/ressource/MBPMid2010-GPU-Fix-client_mac.ini b/ressource/MBPMid2010-GPU-Fix-client_mac.ini
new file mode 100755
index 0000000..3234699
--- /dev/null
+++ b/ressource/MBPMid2010-GPU-Fix-client_mac.ini
@@ -0,0 +1,18 @@
+[DEFAULT]
+name=MBPMid2010-GPU-Fix
+
+[Deployment]
+platform="mac"
+qtDir="~/Qt/5.8/clang_64"
+qmlSourceDir=""
+applicationDir="./build-release/"
+pkgname="MBPMid2010-GPU-Fix-%(version)s"
+pkgPattern=""
+
+[GitHub]
+user="julian-poidevin"
+repo="julian-poidevin/MBPMid2010_GPUFix"
+
+[Release]
+name="v%(version)s"
+description="CHANGELOG.md"
diff --git a/ressource/Readme deploy and release b/ressource/Readme deploy and release
new file mode 100644
index 0000000..cfe724f
--- /dev/null
+++ b/ressource/Readme deploy and release	
@@ -0,0 +1,2 @@
+qt-deploy -v VERSION --deploy ressource/MBPMid2010-GPU-Fix-client_mac.ini
+sudo qt-release -v VERSION -t VERSION ./ressource/MBPMid2010-GPU-Fix-client_mac.ini
\ No newline at end of file