diff --git a/mtk_gui.py b/mtk_gui.py
index 2bd1418b..1cf0c35b 100755
--- a/mtk_gui.py
+++ b/mtk_gui.py
@@ -123,7 +123,7 @@ def load_translations(application):
 
 
 class MainWindow(QMainWindow):
-    def __init__(self):
+    def __init__(self, thread):
         super(MainWindow, self).__init__()
         self.readpartitionCheckboxes = None
         self.ui = Ui_MainWindow()
@@ -142,7 +142,7 @@ def __init__(self):
         self.ui.connectInfo.setMinimumSize(200, 500)
         self.ui.connectInfo.setMaximumSize(9900, 500)
         self.ui.showdebugbtn.clicked.connect(self.showDebugInfo)
-
+        self.thread = thread
         self.devhandler = None
         self.readflash = None
 
@@ -240,7 +240,7 @@ def setdevhandler(self, devhandler):
 
     def initread(self):
         self.readflash = ReadFlashWindow(self.ui, self, self.devhandler.da_handler, self.sendToLog)
-        thread.sendUpdateSignal.connect(win.updateGui)
+        self.thread.sendUpdateSignal.connect(self.updateGui)
         self.readflash.enableButtonsSignal.connect(self.enablebuttons)
         self.readflash.disableButtonsSignal.connect(self.disablebuttons)
         self.ui.readpartitionsbtn.clicked.connect(self.readflash.dumpPartition)
@@ -509,7 +509,10 @@ def main():
     app = QApplication(sys.argv)
     load_translations(app)
 
-    win = MainWindow()
+    loglevel = logging.INFO
+    devhandler = DeviceHandler(parent=app, preloader=None, loglevel=loglevel)
+    thread = asyncThread(parent=app, n=0, function=getDevInfo, parameters=[loglevel, phoneInfo, devhandler])
+    win = MainWindow(thread)
 
     icon = QIcon()
     icon.addFile(path.get_images_path('logo_32.png'), QSize(32, 32))
@@ -535,11 +538,9 @@ def main():
     # win.setFixedSize(746, 400 + addTopMargin)
 
     # Device setup
-    loglevel = logging.INFO
-    devhandler = DeviceHandler(parent=app, preloader=None, loglevel=loglevel)
     devhandler.sendToLogSignal.connect(win.sendToLog)
     # Get the device info
-    thread = asyncThread(parent=app, n=0, function=getDevInfo, parameters=[loglevel, phoneInfo, devhandler])
+
     thread.sendToLogSignal.connect(win.sendToLog)
     thread.sendUpdateSignal.connect(win.updateGui)
     thread.sendToProgressSignal.connect(win.sendToProgress)