diff --git a/crypto/des.c b/crypto/des.c
index dae4298..7bb5486 100644
--- a/crypto/des.c
+++ b/crypto/des.c
@@ -949,6 +949,7 @@
 	.cra_blocksize		=	DES_BLOCK_SIZE,
 	.cra_ctxsize		=	sizeof(struct des_ctx),
 	.cra_module		=	THIS_MODULE,
+	.cra_alignmask		=	3,
 	.cra_list		=	LIST_HEAD_INIT(des_alg.cra_list),
 	.cra_u			=	{ .cipher = {
 	.cia_min_keysize	=	DES_KEY_SIZE,