diff --git a/Arduino/DSUButtons/DSUButtons.ino b/Arduino/DSUButtons/DSUButtons.ino
index ea4ec84..2c565f7 100644
--- a/Arduino/DSUButtons/DSUButtons.ino
+++ b/Arduino/DSUButtons/DSUButtons.ino
@@ -49,7 +49,7 @@ void setup()
   SPI.setClockDivider(SPI_CLOCK_DIV2);
   
  //CAN
-    while (CAN_OK != CAN.begin(CAN_1000KBPS))              // init can bus : baudrate = 1000                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            00k
+    while (CAN_OK != CAN.begin(CAN_500KBPS))              // init can bus : baudrate = 500                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     00k
     {
         Serial.println("CAN BUS Shield init fail");
         Serial.println(" Init CAN BUS Shield again");