diff --git a/how-to-encrypt-sign-and-decrypt-messages-using-pgp-on-macos/README.md b/how-to-encrypt-sign-and-decrypt-messages-using-pgp-on-macos/README.md
index 17dafc9..4b6fa0c 100644
--- a/how-to-encrypt-sign-and-decrypt-messages-using-pgp-on-macos/README.md
+++ b/how-to-encrypt-sign-and-decrypt-messages-using-pgp-on-macos/README.md
@@ -2,7 +2,7 @@
 Title: How to encrypt, sign and decrypt messages using PGP on macOS
 Description: Learn how to encrypt, sign and decrypt messages using PGP on macOS.
 Author: Sun Knudsen <https://github.com/sunknudsen>
-Contributors: Sun Knudsen <https://github.com/sunknudsen>
+Contributors: Sun Knudsen <https://github.com/sunknudsen>, Albert <https://github.com/farwel>
 Reviewers:
 Publication date: 2020-06-18T00:00:00.000Z
 Listed: true