diff --git a/addons/document/ftpserver/ftpserver.py b/addons/document/ftpserver/ftpserver.py
index ae0fc38e1e1..13c44287303 100644
--- a/addons/document/ftpserver/ftpserver.py
+++ b/addons/document/ftpserver/ftpserver.py
@@ -1412,7 +1412,10 @@ class FTPHandler(asynchat.async_chat):
             established connection.
          - (instance) server: the ftp server class instance.
         """
-        asynchat.async_chat.__init__(self, conn=conn)
+        try:
+            asynchat.async_chat.__init__(self, conn=conn) # python2.5
+        except TypeError, e:
+            asynchat.async_chat.__init__(self, sock=conn) # python2.6
         self.server = server
         self.remote_ip, self.remote_port = self.socket.getpeername()[:2]
         self.in_buffer = []