--- a/util/hmac.lua	Sun Nov 29 17:58:30 2020 +0100
+++ b/util/hmac.lua	Sun Nov 29 17:58:45 2020 +0100
@@ -13,6 +13,8 @@
 return {
 	md5 = hashes.hmac_md5,
 	sha1 = hashes.hmac_sha1,
+	sha224 = hashes.hmac_sha224,
 	sha256 = hashes.hmac_sha256,
+	sha384 = hashes.hmac_sha384,
 	sha512 = hashes.hmac_sha512,
 };