1 files changed, 4 insertions, 1 deletions
diff --git a/openpgp/src/crypto/backend/openssl/hash.rs b/openpgp/src/crypto/backend/openssl/hash.rs
index 7dc9b5d1..e8db9373 100644
--- a/openpgp/src/crypto/backend/openssl/hash.rs
+++ b/openpgp/src/crypto/backend/openssl/hash.rs
@@ -73,7 +73,10 @@ fn get_md(algo: HashAlgorithm) -> Option<MessageDigest> {
         SHA384 => Nid::SHA384,
         SHA512 => Nid::SHA512,
         SHA224 => Nid::SHA224,
-        _ => return None,
+        SHA3_256 => Nid::SHA3_256,
+        SHA3_512 => Nid::SHA3_512,
+        HashAlgorithm::Private(_) |
+        HashAlgorithm::Unknown(_) => return None,
     };
     MessageDigest::from_nid(nid)
 }