diff --git a/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c b/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c
index 645dc12a1b..ff44d9edb6 100644
--- a/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c
+++ b/ports/esp32s2/boards/adafruit_magtag_2.9_grayscale/pins.c
@@ -4,7 +4,11 @@
 
 STATIC const mp_rom_map_elem_t board_global_dict_table[] = {
     { MP_ROM_QSTR(MP_QSTR_D10), MP_ROM_PTR(&pin_GPIO10) },
+
+    { MP_ROM_QSTR(MP_QSTR_A1), MP_ROM_PTR(&pin_GPIO18) },
+    // Previous name from schematic.
     { MP_ROM_QSTR(MP_QSTR_AD1), MP_ROM_PTR(&pin_GPIO18) },
+
     { MP_ROM_QSTR(MP_QSTR_D13), MP_ROM_PTR(&pin_GPIO13) },
 
     { MP_ROM_QSTR(MP_QSTR_SPEAKER), MP_ROM_PTR(&pin_GPIO17) },