diff --git a/src/Kconfig b/src/Kconfig
index 9e06f38..390fb04 100644
--- a/src/Kconfig
+++ b/src/Kconfig
@@ -73,7 +73,7 @@ config CANBUS
     default y if CANSERIAL || USBCANBUS
 config CANBUS_FREQUENCY
     int "CAN bus speed" if LOW_LEVEL_OPTIONS && CANBUS
-    default 500000
+    default 1000000
 config CANBUS_FILTER
     bool
     default y if CANSERIAL