diff --git a/README.md b/README.md
index f61f361..4908710 100644
--- a/README.md
+++ b/README.md
@@ -120,13 +120,13 @@ Meta format:
 | userAgent | String  | User Agent, e.g. `TinyEncrypt v0.6.0@MacOS` |
 | comment | String  | Plain text comment                          |
 | encryptedComment | String  | Encrypted comment                           |
+| envelop | String  | KMS Encrypted DataKey                       |
 | pgpEnvelop | String  | PGP Publickey Encrypted DataKey             |
 | pgpFingerprint | String  | Hex(Sha256(PGP Publickey))                  |
 | ageEnvelop | String | Age Encrypted DataKey                       |
 | ageRecipient | String | Age Recipient                               |
-| envelop | String  | KMS Encrypted DataKey                       |
 | nonce | byte[]  | GCM Nonce                                   |
 | fileLength | Long    | File Length                                 |
-| fileLastModified | Long    | File Last Modified                          |
+| fileLastModified | Long    | File Last Modified, Unix Epoch, in millis   |
 | compress | Boolean | Compress or not                             |