diff --git a/ports/stm32/sdcard.c b/ports/stm32/sdcard.c
index ef7efa396..4f1fd64a5 100644
--- a/ports/stm32/sdcard.c
+++ b/ports/stm32/sdcard.c
@@ -60,6 +60,12 @@
 #define SDMMC_IRQn SDMMC1_IRQn
 #define SDMMC_TX_DMA dma_SDIO_0_TX
 #define SDMMC_RX_DMA dma_SDIO_0_RX
+#define STATIC_AF_SDMMC_CK STATIC_AF_SDMMC1_CK
+#define STATIC_AF_SDMMC_CMD STATIC_AF_SDMMC1_CMD
+#define STATIC_AF_SDMMC_D0 STATIC_AF_SDMMC1_D0
+#define STATIC_AF_SDMMC_D1 STATIC_AF_SDMMC1_D1
+#define STATIC_AF_SDMMC_D2 STATIC_AF_SDMMC1_D2
+#define STATIC_AF_SDMMC_D3 STATIC_AF_SDMMC1_D3
 #endif
 
 // The F7 & L4 series calls the peripheral SDMMC rather than SDIO, so provide some
@@ -101,6 +107,12 @@
 #define SDMMC_TX_DMA dma_SDIO_0_TX
 #define SDMMC_RX_DMA dma_SDIO_0_RX
 #define SDIO_USE_GPDMA 1
+#define STATIC_AF_SDMMC_CK STATIC_AF_SDIO_CK
+#define STATIC_AF_SDMMC_CMD STATIC_AF_SDIO_CMD
+#define STATIC_AF_SDMMC_D0 STATIC_AF_SDIO_D0
+#define STATIC_AF_SDMMC_D1 STATIC_AF_SDIO_D1
+#define STATIC_AF_SDMMC_D2 STATIC_AF_SDIO_D2
+#define STATIC_AF_SDMMC_D3 STATIC_AF_SDIO_D3
 
 #endif
 
@@ -150,12 +162,12 @@ void sdcard_init(void) {
     mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC2_D3, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC2_D3);
     #else
     // Default SDIO/SDMMC1 config
-    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D0, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDIO_D0);
-    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D1, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDIO_D1);
-    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D2, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDIO_D2);
-    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D3, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDIO_D3);
-    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_CK, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDIO_CK);
-    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_CMD, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDIO_CMD);
+    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D0, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC_D0);
+    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D1, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC_D1);
+    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D2, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC_D2);
+    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_D3, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC_D3);
+    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_CK, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC_CK);
+    mp_hal_pin_config_alt_static(MICROPY_HW_SDMMC_CMD, MP_HAL_PIN_MODE_ALT, MP_HAL_PIN_PULL_UP, STATIC_AF_SDMMC_CMD);
     #endif
 
     // configure the SD card detect pin