diff --git a/drivers/crypto/s5p-sss.c b/drivers/crypto/s5p-sss.c
index ef90c58edb1f..010f1bb20dad 100644
--- a/drivers/crypto/s5p-sss.c
+++ b/drivers/crypto/s5p-sss.c
@@ -2173,7 +2173,7 @@ static struct crypto_alg algs[] = {
 		.cra_flags		= CRYPTO_ALG_TYPE_ABLKCIPHER |
 					  CRYPTO_ALG_ASYNC |
 					  CRYPTO_ALG_KERN_DRIVER_ONLY,
-		.cra_blocksize		= AES_BLOCK_SIZE,
+		.cra_blocksize		= 1,
 		.cra_ctxsize		= sizeof(struct s5p_aes_ctx),
 		.cra_alignmask		= 0x0f,
 		.cra_type		= &crypto_ablkcipher_type,