diff --git a/noblocking_turtle_shell.py b/noblocking_turtle_shell.py
index 6c3c01e..7d71211 100644
--- a/noblocking_turtle_shell.py
+++ b/noblocking_turtle_shell.py
@@ -1,5 +1,6 @@
 import cmd
 import threading
+from threading import Thread
 
 from queue import Empty, Queue
 
@@ -21,7 +22,7 @@ class TurtleDeviceThread(threading.Thread):
             else:
                 if (item == 'exit'):
                     break
-                self.device.execute(item[0], item[1:])
+                self.device.execute(*item)
                 self.queue.task_done()
     
 
@@ -31,7 +32,9 @@ class NoBlockingTurtleShell(cmd.Cmd):
     file = None
 
     def __init__(self, turtle_thread: TurtleDeviceThread):
+        super(NoBlockingTurtleShell, self).__init__()
         self.turtle_thread = TurtleDeviceThread()
+        
 
     def do_execute(self, arg):
         self.turtle_thread.queue.put(arg)