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-rw-r--r--crypto/md5/md5_sha1.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/crypto/md5/md5_sha1.c b/crypto/md5/md5_sha1.c
index 32bf9a13fc..fa2ccde30f 100644
--- a/crypto/md5/md5_sha1.c
+++ b/crypto/md5/md5_sha1.c
@@ -6,6 +6,13 @@
* in the file LICENSE in the source distribution or at
* https://www.openssl.org/source/license.html
*/
+
+/*
+ * SHA-1 low level APIs are deprecated for public use, but still ok for
+ * internal use.
+ */
+#include "internal/deprecated.h"
+
#include <string.h>
#include "prov/md5_sha1.h"
#include <openssl/evp.h>