diff --git a/src/core/UBApplicationController.cpp b/src/core/UBApplicationController.cpp
index c08ec695..6cecaae6 100644
--- a/src/core/UBApplicationController.cpp
+++ b/src/core/UBApplicationController.cpp
@@ -514,20 +514,16 @@ void UBApplicationController::checkUpdate()
 
 void UBApplicationController::ftpCommandFinished(int id, bool error)
 {
+   qDebug() << id;
    if (error){
        qWarning() << "ftp command id" << id << "return the error: " << mFtp->errorString();
        mFtp->close();
    }
    else{
-       // 3 stand for the third command we have sent
-       // in our case
-       // 1->connect
-       // 2->login
-       // 3->get
-       if (id == 3){
-           QString updateString =  QString(mFtp->readAll());
+       QString responseString =  QString(mFtp->readAll());
+       if (!responseString.isEmpty() && responseString.contains("version:") && responseString.contains("url:")){
            mFtp->close();
-           downloadJsonFinished(updateString);
+           downloadJsonFinished(responseString);
        }
    }
 }