diff --git a/drivers/mtd/partition.c b/drivers/mtd/partition.c
index 5c0d46fda..9b2b20ef5 100644
--- a/drivers/mtd/partition.c
+++ b/drivers/mtd/partition.c
@@ -108,7 +108,6 @@ struct mtd_info *mtd_add_partition(struct mtd_info *mtd, off_t offset,
 	part->type = mtd->type;
 	part->flags = mtd->flags;
 	part->parent = &mtd->class_dev;
-	part->erasesize = mtd->erasesize;
 	part->writesize = mtd->writesize;
 	part->writebufsize = mtd->writebufsize;
 	part->oobsize = mtd->oobsize;