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-rw-r--r--crypto/sha/sha1_one.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/crypto/sha/sha1_one.c b/crypto/sha/sha1_one.c
index 57bef8927f..c01baf7a6f 100644
--- a/crypto/sha/sha1_one.c
+++ b/crypto/sha/sha1_one.c
@@ -7,6 +7,12 @@
* 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 <stdio.h>
#include <string.h>
#include <openssl/crypto.h>