diff --git a/digest-libc.c b/digest-libc.c
index 12737e5..86a1dbf 100644
--- a/digest-libc.c
+++ b/digest-libc.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: digest-libc.c,v 1.6 2017/05/08 22:57:38 djm Exp $ */
+/* $OpenBSD: digest-libc.c,v 1.7 2020/02/26 13:40:09 jsg Exp $ */
 /*
  * Copyright (c) 2013 Damien Miller <djm@mindrot.org>
  * Copyright (c) 2014 Markus Friedl.  All rights reserved.
@@ -230,8 +230,7 @@
 		if (digest) {
 			explicit_bzero(ctx->mdctx, digest->ctx_len);
 			free(ctx->mdctx);
-			explicit_bzero(ctx, sizeof(*ctx));
-			free(ctx);
+			freezero(ctx, sizeof(*ctx));
 		}
 	}
 }