diff --git a/variants/esp32s2-cdc/sdkconfig.defaults.patch b/variants/esp32s2-cdc/sdkconfig.defaults.patch
new file mode 100644
index 0000000..e5040fa
--- /dev/null
+++ b/variants/esp32s2-cdc/sdkconfig.defaults.patch
@@ -0,0 +1,10 @@
+--- toit/toolchains/esp32s2/sdkconfig.defaults
++++ synthesized/esp32s2-cdc/sdkconfig.defaults
+@@ -23,6 +23,7 @@
+ CONFIG_SPIRAM_USE_CAPS_ALLOC=y
+ CONFIG_SPIRAM_TRY_ALLOCATE_WIFI_LWIP=y
+ CONFIG_ESP_DEFAULT_CPU_FREQ_MHZ_240=y
++CONFIG_ESP_CONSOLE_USB_CDC=y
+ CONFIG_ESP_INT_WDT=n
+ CONFIG_ESP_TASK_WDT_INIT=n
+ CONFIG_ESP_WIFI_STATIC_RX_BUFFER_NUM=10