diff --git a/drivers/mmc/mmc-uclass.c b/drivers/mmc/mmc-uclass.c
index 285ac48..269f31a 100644
--- a/drivers/mmc/mmc-uclass.c
+++ b/drivers/mmc/mmc-uclass.c
@@ -508,5 +508,5 @@
 	.id		= UCLASS_MMC,
 	.name		= "mmc",
 	.flags		= DM_UC_FLAG_SEQ_ALIAS,
-	.per_device_auto_alloc_size = sizeof(struct mmc_uclass_priv),
+	.per_device_auto	= sizeof(struct mmc_uclass_priv),
 };