diff --git a/lib/hx509/hx_locl.h b/lib/hx509/hx_locl.h
index 53fc1006f..4cf7a54e1 100644
--- a/lib/hx509/hx_locl.h
+++ b/lib/hx509/hx_locl.h
@@ -69,6 +69,7 @@
 
 #include <der.h>
 
+#define HC_DEPRECATED_CRYPTO
 #include "crypto-headers.h"
 
 struct hx509_keyset_ops;