fix apply_settings (wrong key)
diff --git a/serial/serialutil.py b/serial/serialutil.py
index ffc50a0..93226e9 100644
--- a/serial/serialutil.py
+++ b/serial/serialutil.py
@@ -416,7 +416,7 @@
 
     _SAVED_SETTINGS = ('baudrate', 'bytesize', 'parity', 'stopbits', 'xonxoff',
                        'dsrdtr', 'rtscts', 'timeout', 'write_timeout',
-                       'inter_character_timeout')
+                       'inter_byte_timeout')
 
     def get_settings(self):
         """\