diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index a20073ae9d..5d2ccc0731 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -13,7 +13,7 @@
 ;;; Copyright © 2020 Arun Isaac <arunisaac@systemreboot.net>
 ;;; Copyright © 2020 Antoine Côté <antoine.cote@posteo.net>
 ;;; Copyright © 2021 aecepoglu <aecepoglu@fastmail.fm>
-;;; Copyright @ 2021 Zheng Junjie <873216071@qq.com>
+;;; Copyright © 2021 Zheng Junjie <873216071@qq.com>
 ;;; Copyright © 2021 Alexandru-Sergiu Marton <brown121407@posteo.ro>
 ;;;
 ;;; This file is part of GNU Guix.