diff --git a/drivers/crypto/atmel-aes.c b/drivers/crypto/atmel-aes.c
index 23d285439806..143d33fbb316 100644
--- a/drivers/crypto/atmel-aes.c
+++ b/drivers/crypto/atmel-aes.c
@@ -1335,7 +1335,7 @@ static struct skcipher_alg aes_algs[] = {
 {
 	.base.cra_name		= "cfb(aes)",
 	.base.cra_driver_name	= "atmel-cfb-aes",
-	.base.cra_blocksize	= AES_BLOCK_SIZE,
+	.base.cra_blocksize	= 1,
 	.base.cra_ctxsize	= sizeof(struct atmel_aes_ctx),
 
 	.init			= atmel_aes_init_tfm,