diff --git a/ports/raspberrypi/boards/raspberry_pi_pico_w/pins.c b/ports/raspberrypi/boards/raspberry_pi_pico_w/pins.c
index fb3570cc8a..86a6bacc5d 100644
--- a/ports/raspberrypi/boards/raspberry_pi_pico_w/pins.c
+++ b/ports/raspberrypi/boards/raspberry_pi_pico_w/pins.c
@@ -27,8 +27,8 @@ STATIC const mp_rom_map_elem_t board_module_globals_table[] = {
     { MP_ROM_QSTR(MP_QSTR_GP21), MP_ROM_PTR(&pin_GPIO21) },
     { MP_ROM_QSTR(MP_QSTR_GP22), MP_ROM_PTR(&pin_GPIO22) },
 
-    { MP_ROM_QSTR(MP_QSTR_SMPS_MODE), MP_ROM_PTR(&pin_GPIO23) },
-    { MP_ROM_QSTR(MP_QSTR_GP23), MP_ROM_PTR(&pin_GPIO23) },
+    { MP_ROM_QSTR(MP_QSTR_SMPS_MODE), MP_ROM_PTR(&pin_CYW1) },
+    { MP_ROM_QSTR(MP_QSTR_GP23), MP_ROM_PTR(&pin_CYW1) },
 
     { MP_ROM_QSTR(MP_QSTR_VBUS_SENSE), MP_ROM_PTR(&pin_GPIO24) },
     { MP_ROM_QSTR(MP_QSTR_GP24), MP_ROM_PTR(&pin_GPIO24) },
diff --git a/ports/raspberrypi/common-hal/microcontroller/__init__.c b/ports/raspberrypi/common-hal/microcontroller/__init__.c
index 5e79fbd0ce..1c9cfed196 100644
--- a/ports/raspberrypi/common-hal/microcontroller/__init__.c
+++ b/ports/raspberrypi/common-hal/microcontroller/__init__.c
@@ -184,6 +184,7 @@ const mp_rom_map_elem_t mcu_pin_global_dict_table[TOTAL_GPIO_COUNT] = {
     { MP_ROM_QSTR(MP_QSTR_GPIO29), MP_ROM_PTR(&pin_GPIO29) },
     #if CIRCUITPY_CYW43
     { MP_ROM_QSTR(MP_QSTR_CYW0), MP_ROM_PTR(&pin_CYW0) },
+    { MP_ROM_QSTR(MP_QSTR_CYW1), MP_ROM_PTR(&pin_CYW1) },
     #endif
 };
 MP_DEFINE_CONST_DICT(mcu_pin_globals, mcu_pin_global_dict_table);
diff --git a/ports/raspberrypi/peripherals/pins.c b/ports/raspberrypi/peripherals/pins.c
index e6a197f3be..d607add143 100644
--- a/ports/raspberrypi/peripherals/pins.c
+++ b/ports/raspberrypi/peripherals/pins.c
@@ -75,4 +75,5 @@ PIN(28);
 PIN(29);
 #if CIRCUITPY_CYW43
 CYW_PIN(0);
+CYW_PIN(1);
 #endif
diff --git a/ports/raspberrypi/peripherals/pins.h b/ports/raspberrypi/peripherals/pins.h
index 0a01b3959e..0c7021f808 100644
--- a/ports/raspberrypi/peripherals/pins.h
+++ b/ports/raspberrypi/peripherals/pins.h
@@ -72,6 +72,7 @@ extern const mcu_pin_obj_t pin_GPIO29;
 
 #if CIRCUITPY_CYW43
 extern const mcu_pin_obj_t pin_CYW0;
+extern const mcu_pin_obj_t pin_CYW1;
 #endif
 
 #endif  // MICROPY_INCLUDED_RASPBERRYPI_PERIPHERALS_PINS_H