1 files changed, 3 insertions, 3 deletions

diff --git a/src/lib/libcrypto/bio/bf_nbio.c b/src/lib/libcrypto/bio/bf_nbio.c
index 24e2e7e8b9..05fa9161fb 100644
--- a/src/lib/libcrypto/bio/bf_nbio.c
+++ b/src/lib/libcrypto/bio/bf_nbio.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: bf_nbio.c,v 1.19 2015/02/07 13:19:15 doug Exp $ */
+/* $OpenBSD: bf_nbio.c,v 1.20 2018/05/01 13:29:09 tb Exp $ */
 /* Copyright (C) 1995-1998 Eric Young (eay@cryptsoft.com)
  * All rights reserved.
  *
@@ -80,7 +80,7 @@ typedef struct nbio_test_st {
         int lwn;
 } NBIO_TEST;
 
-static BIO_METHOD methods_nbiof = {
+static const BIO_METHOD methods_nbiof = {
         .type = BIO_TYPE_NBIO_TEST,
         .name = "non-blocking IO test filter",
         .bwrite = nbiof_write,
@@ -93,7 +93,7 @@ static BIO_METHOD methods_nbiof = {
         .callback_ctrl = nbiof_callback_ctrl
 };
 
-BIO_METHOD *
+const BIO_METHOD *
 BIO_f_nbio_test(void)
 {
         return (&methods_nbiof);