diff --git a/gnu/packages/kde-pim.scm b/gnu/packages/kde-pim.scm
index 0b54f237c2..1f886aaf2e 100644
--- a/gnu/packages/kde-pim.scm
+++ b/gnu/packages/kde-pim.scm
@@ -1,9 +1,11 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2017, 2019, 2020 Hartmut Goebel <h.goebel@crazy-compilers.com>
 ;;; Copyright © 2020 Marius Bakke <marius@gnu.org>
+;;; Copyright © 2020, 2023-2025 Zheng Junjie <873216071@qq.com>
 ;;; Copyright © 2021, 2022 Efraim Flashner <efraim@flashner.co.il>
 ;;; Copyright © 2022 Brendan Tildesley <mail@brendan.scot>
 ;;; Copyright © 2022 Petr Hodina <phodina@protonmail.com>
+;;; Copyright © 2023-2025 Sughosha <sughosha@disroot.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;