diff --git a/pyluos/io/serial_io.py b/pyluos/io/serial_io.py
index 19d361b..691f275 100644
--- a/pyluos/io/serial_io.py
+++ b/pyluos/io/serial_io.py
@@ -41,7 +41,7 @@ def is_host_compatible(cls, host):
 
     def __init__(self, host, baudrate=None):
         if baudrate is None:
-            baudrate = os.getenv('LUOS_BAUDRATE', 1000000)
+            baudrate = os.getenv('LUOS_BAUDRATE', 3000000)
 
         self._serial = _serial.Serial(host, baudrate)
         self._serial.flush()