diff --git a/keystore2/src/key_parameter.rs b/keystore2/src/key_parameter.rs
index b3dcf45..5da95d9 100644
--- a/keystore2/src/key_parameter.rs
+++ b/keystore2/src/key_parameter.rs
@@ -837,6 +837,11 @@
     #[serde(serialize_with = "serialize_primitive")]
     #[key_param(tag = DIGEST, field = Digest)]
     Digest(Digest),
+    /// Digest algorithms that can be used for MGF in RSA-OAEP.
+    #[serde(deserialize_with = "deserialize_primitive")]
+    #[serde(serialize_with = "serialize_primitive")]
+    #[key_param(tag = RSA_OAEP_MGF_DIGEST, field = Digest)]
+    RsaOaepMgfDigest(Digest),
     /// Padding modes that may be used with the key.  Relevant to RSA, AES and 3DES keys.
     #[serde(deserialize_with = "deserialize_primitive")]
     #[serde(serialize_with = "serialize_primitive")]
@@ -1098,6 +1103,7 @@
             Tag::BLOCK_MODE => return KmKeyParameterValue::BlockMode(Default::default()),
             Tag::PADDING => return KmKeyParameterValue::PaddingMode(Default::default()),
             Tag::DIGEST => return KmKeyParameterValue::Digest(Default::default()),
+            Tag::RSA_OAEP_MGF_DIGEST => return KmKeyParameterValue::Digest(Default::default()),
             Tag::EC_CURVE => return KmKeyParameterValue::EcCurve(Default::default()),
             Tag::ORIGIN => return KmKeyParameterValue::Origin(Default::default()),
             Tag::PURPOSE => return KmKeyParameterValue::KeyPurpose(Default::default()),