diff --git a/Arduino/arduino.py b/Arduino/arduino.py
index d59be59..af10ee9 100644
--- a/Arduino/arduino.py
+++ b/Arduino/arduino.py
@@ -55,7 +55,6 @@ class Arduino(object):
         """
         self.baud = baud
         self.timeout = timeout
-        self.ss_connected = False
         self.port = port
         if not self.port:
             self.findPort()