diff --git a/ports/rp2/CMakeLists.txt b/ports/rp2/CMakeLists.txt
index d6a428c91c..0088ba2c6d 100644
--- a/ports/rp2/CMakeLists.txt
+++ b/ports/rp2/CMakeLists.txt
@@ -83,6 +83,7 @@ set(MICROPY_SOURCE_LIB
     ${MICROPY_DIR}/shared/runtime/pyexec.c
     ${MICROPY_DIR}/shared/runtime/stdout_helpers.c
     ${MICROPY_DIR}/shared/runtime/sys_stdio_mphal.c
+    ${MICROPY_DIR}/shared/runtime/tinyusb_helpers.c
     ${MICROPY_DIR}/shared/timeutils/timeutils.c
 )
 
diff --git a/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/mpconfigboard.h b/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/mpconfigboard.h
index 6d04e3e1d0..3f18596155 100644
--- a/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/mpconfigboard.h
+++ b/ports/rp2/boards/ARDUINO_NANO_RP2040_CONNECT/mpconfigboard.h
@@ -19,6 +19,7 @@
 #define MICROPY_HW_USB_MSC              (1)
 #define MICROPY_HW_USB_VID              (0x2341)
 #define MICROPY_HW_USB_PID              (0x025e)
+#define MICROPY_HW_USB_CDC_1200BPS_TOUCH (1)
 
 // UART 1 config.
 #define MICROPY_HW_UART1_TX             (8)