diff --git a/ports/espressif/boards/lilygo_tdongle_s3/mpconfigboard.h b/ports/espressif/boards/lilygo_tdongle_s3/mpconfigboard.h
index fe5525ef05633..0edea0bf63b40 100644
--- a/ports/espressif/boards/lilygo_tdongle_s3/mpconfigboard.h
+++ b/ports/espressif/boards/lilygo_tdongle_s3/mpconfigboard.h
@@ -11,5 +11,8 @@
 #define MICROPY_HW_BOARD_NAME       "LILYGO T-Dongle S3"
 #define MICROPY_HW_MCU_NAME         "ESP32S3"
 
-#define DEFAULT_UART_BUS_RX         (&pin_GPIO44)
-#define DEFAULT_UART_BUS_TX         (&pin_GPIO43)
+#define MICROPY_HW_APA102_MOSI   (&pin_GPIO40)
+#define MICROPY_HW_APA102_SCK    (&pin_GPIO39)
+
+#define DEFAULT_I2C_BUS_SCL  (&pin_GPIO44)
+#define DEFAULT_I2C_BUS_SDA  (&pin_GPIO43)