diff --git a/drivers/mtd/nand/raw/nand_bbt.c b/drivers/mtd/nand/raw/nand_bbt.c
index e4664fa6fd9e..a8fba5f39f59 100644
--- a/drivers/mtd/nand/raw/nand_bbt.c
+++ b/drivers/mtd/nand/raw/nand_bbt.c
@@ -576,7 +576,6 @@ static int search_bbt(struct nand_chip *this, uint8_t *buf,
 		startblock &= bbtblocks - 1;
 	} else {
 		chips = 1;
-		bbtblocks = mtd->size >> this->bbt_erase_shift;
 	}
 
 	for (i = 0; i < chips; i++) {