diff --git a/common/spl/spl_mmc.c b/common/spl/spl_mmc.c
index 58b061f76b..32d7c2a84b 100644
--- a/common/spl/spl_mmc.c
+++ b/common/spl/spl_mmc.c
@@ -245,13 +245,13 @@ static int spl_mmc_do_fs_boot(struct spl_image_info *spl_image, struct mmc *mmc)
 #endif
 #ifdef CONFIG_SPL_EXT_SUPPORT
 	if (!spl_start_uboot()) {
-		err = spl_load_image_ext_os(spl_image, &mmc->block_dev,
+		err = spl_load_image_ext_os(spl_image, mmc_get_blk_desc(mmc),
 			CONFIG_SYS_MMCSD_FS_BOOT_PARTITION);
 		if (!err)
 			return err;
 	}
 #ifdef CONFIG_SPL_FS_LOAD_PAYLOAD_NAME
-	err = spl_load_image_ext(spl_image, &mmc->block_dev,
+	err = spl_load_image_ext(spl_image, mmc_get_blk_desc(mmc),
 				 CONFIG_SYS_MMCSD_FS_BOOT_PARTITION,
 				 CONFIG_SPL_FS_LOAD_PAYLOAD_NAME);
 	if (!err)