diff --git a/ports/raspberrypi/boards/adafruit_feather_rp2040_thinkink/pins.c b/ports/raspberrypi/boards/adafruit_feather_rp2040_thinkink/pins.c
index 72793fbd56..919b495abc 100644
--- a/ports/raspberrypi/boards/adafruit_feather_rp2040_thinkink/pins.c
+++ b/ports/raspberrypi/boards/adafruit_feather_rp2040_thinkink/pins.c
@@ -21,7 +21,7 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
 
     { MP_ROM_QSTR(MP_QSTR_D4), MP_ROM_PTR(&pin_GPIO4) },
     { MP_ROM_QSTR(MP_QSTR_BOOT), MP_ROM_PTR(&pin_GPIO7) },
-	{ MP_ROM_QSTR(MP_QSTR_BUTTON), MP_ROM_PTR(&pin_GPIO7) },
+    { MP_ROM_QSTR(MP_QSTR_BUTTON), MP_ROM_PTR(&pin_GPIO7) },
 
     { MP_ROM_QSTR(MP_QSTR_SDA), MP_ROM_PTR(&pin_GPIO2) },
     { MP_ROM_QSTR(MP_QSTR_SCL), MP_ROM_PTR(&pin_GPIO3) },