diff --git a/firmware/canfd_cdc_composite/prj.conf b/firmware/canfd_cdc_composite/prj.conf
index 1e7c2ca..d79b57c 100644
--- a/firmware/canfd_cdc_composite/prj.conf
+++ b/firmware/canfd_cdc_composite/prj.conf
@@ -1,11 +1,3 @@
-# USB Device Stack (Next Generation)
-CONFIG_USB_DEVICE_STACK_NEXT=y
-
-# USB CDC ACM
-CONFIG_USBD_CDC_ACM_CLASS=y
-CONFIG_SERIAL=y
-CONFIG_UART_LINE_CTRL=y
-
 # CAN configuration
 CONFIG_CAN=y
 CONFIG_CAN_FD_MODE=y
@@ -15,8 +7,6 @@ CONFIG_GPIO=y
 
 # Logging
 CONFIG_LOG=y
-CONFIG_USBD_LOG_LEVEL_ERR=y
-CONFIG_UDC_DRIVER_LOG_LEVEL_ERR=y
 
 # System
 CONFIG_MAIN_STACK_SIZE=2048
\ No newline at end of file