This is a correction to: Fernando Mora-Márquez, Mikel Hurtado, Unai López de Heredia, GymnoTOA-db: a database and application to optimize functional annotation in gymnosperms, Database, Volume 2025, 2025, baaf019, https://doi.org/10.1093/database/baaf019.

The link to the gymnoTOA database has been updated throughout this paper to https://blogs.upm.es/gymnotoa-db/gymnotoa-db/.

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