diff --git a/hw/bsp/nucleo-f401re/src/hal_bsp.c b/hw/bsp/nucleo-f401re/src/hal_bsp.c
index a623e43..2fecf03 100644
--- a/hw/bsp/nucleo-f401re/src/hal_bsp.c
+++ b/hw/bsp/nucleo-f401re/src/hal_bsp.c
@@ -100,10 +100,10 @@
 
 #if MYNEWT_VAL(SPI_0_SLAVE) || MYNEWT_VAL(SPI_0_MASTER)
 struct stm32_hal_spi_cfg spi0_cfg = {
-    .ss_pin = MCU_GPIO_PORTA(4),            /* PA4 */
-    .sck_pin  = MCU_GPIO_PORTA(5),          /* PA5 */
-    .miso_pin = MCU_GPIO_PORTA(6),          /* PA6 */
-    .mosi_pin = MCU_GPIO_PORTB(5),          /* PB5 */
+    .ss_pin   = MCU_GPIO_PORTA(4),          /* CN8 - A2 */
+    .sck_pin  = MCU_GPIO_PORTA(5),          /* CN5 - D13 */
+    .miso_pin = MCU_GPIO_PORTA(6),          /* CN5 - D12 */
+    .mosi_pin = MCU_GPIO_PORTA(7),          /* CN5 - D11 */
     .irq_prio = 2
 };
 #endif