diff --git a/mocket/mocket.py b/mocket/mocket.py
index c0a310a3..eeaa98e6 100644
--- a/mocket/mocket.py
+++ b/mocket/mocket.py
@@ -379,7 +379,7 @@ def true_sendall(self, data, *args, **kwargs):
             encoded_response = hexload(response_dict["response"])
         # if not available, call the real sendall
         except KeyError:
-            host, port = Mocket._address
+            host, port = self._host, self._port
             host = true_gethostbyname(host)
 
             if isinstance(self.true_socket, true_socket) and self._secure_socket: