diff --git a/client.py b/client.py
index f71985e..c51af50 100755
--- a/client.py
+++ b/client.py
@@ -1385,14 +1385,14 @@ class ClientNetworkConnection:
         msg = BitStream()
         self.buildSystemHeader(msg)
         msg.pushUint8(8) # SYSTEM_LOGIN_CODE
-        msg.pushSint32(_QuitId) # _QuitId
+        msg.pushSint32(self._QuitId) # _QuitId
         self._sock.sendto(msg.bytes(), self.frontend)
         self._ConnectionState = TConnectionState.Quit
 
     def EmulateFirst(self):
         self.sendSystemLogin()
 
-        while True:
+        for _ in range(1, 20): # while True:
             data, addr = self._sock.recvfrom(1024) # buffer size is 1024 bytes
             print( "received message:", data)
         self.sendSystemQuit()
@@ -1406,12 +1406,15 @@ class ClientKhanat:
                  clientApp="Lirria",
                  LanguageCode="fr",
                  url="/login/r2_login.php",
-                 suffix = None):
+                 suffix = None,
+                 download_patch = False):
         self.log = logging.getLogger('myLogger')
 
         if suffix is None:
             suffix = str(random.randrange(1, 9999))
             self.log.debug("suffix : %s" % suffix)
+
+        self.download_patch = download_patch
         self.khanaturl = khanaturl
         self.login = login + suffix
         self.password = password
@@ -1594,6 +1597,7 @@ class ClientKhanat:
         return dstName
 
     def downloadAllPatch(self):
+        # TODO - check where client search file to download
         for file in self.khanat_idx.CBNPFile:
             tmp = self.getServerFile("%05d/%s.lzma" % (int(self.r2serverversion), file.FileName), False, "")
             with lzma.open(tmp) as fin:
@@ -1615,7 +1619,8 @@ class ClientKhanat:
         self.khanat_idx.show()
         # Todo analyze patch and download if necessary or update if incremental - see category
         # Download all file in patch - login_patch.cpp:2578 # void CPatchThread::processFile (CPatchManager::SFileToPatch &rFTP)
-        #self.downloadAllPatch()
+        if self.download_patch:
+            self.downloadAllPatch()
         self.clientNetworkConnection.EmulateFirst()
 
 
@@ -1628,6 +1633,7 @@ def main():
     parser.add_argument("--khanaturl", help="khanat URL to auhtenticate",  default='localhost')
     parser.add_argument("--suffix", help="define suffix")
     parser.add_argument("-d", "--debug", help="show debug message", action='store_true')
+    parser.add_argument("-p", "--download-patch", help="show debug message", action='store_true')
     args = parser.parse_args()
 
     if args.debug:
@@ -1636,7 +1642,7 @@ def main():
         level = logging.getLevelName('INFO')
     log.setLevel(level)
 
-    client = ClientKhanat(args.khanaturl,  suffix=args.suffix)
+    client = ClientKhanat(args.khanaturl, suffix=args.suffix, download_patch=args.download_patch)
     client.Emulate()
     log.info("End")