MySQL Server GPG Keys Expired (Workaround)

This article provides a guide for resolving an issue caused by MySQL GPG key expiration. This error can arise during server updates or database updates on MySQL databases due to an expired GnuPG key stored in the configuration files.

Background and MySQL GnuPG Keys

The GnuPG build key used to sign MySQL downloadable packages has been updated. The previous GnuPG build key expired on 2022-02-16. GnuPG keys provide an added layer of security by verifying the integrity and authenticity of MySQL downloadable packages using GnuPG signature checking.

Issues Caused by Expired MySQL Server GPG Keys

Due to the GnuPG key update, systems configured to use may report a signature verification error when upgrading to MySQL 5.7.37 and higher or to MySQL 8.0.28 and higher using apt or yum.

How to Fix MySQL Server GPG Keys Expired

Use one of the following methods to resolve this issue:

  • Manually reinstall the MySQL APT or YUM repository setup package from
  • Download the MySQL GnuPG public key and add it your system GPG keyring.

The current GnuPG public key can be downloaded from:

As root user, you can SSH your server and run the following commands:

rpm --import

After replacing the key, automated update processes should respond normally.

  • mysql, gpg key, gnupg
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