diff --git a/sig/sig-devboard/sig_devboard.md b/sig/sig-devboard/sig_devboard.md
index 740c073d71e1fd6e4712a5c48fb1d46491bc127a..dfd96ca4be5e1e1fccc22537fb2b39c353c69b8e 100644
--- a/sig/sig-devboard/sig_devboard.md
+++ b/sig/sig-devboard/sig_devboard.md
@@ -93,7 +93,7 @@ Note: The content of this SIG follows the convention described in OpenHarmony's
 
 ### Contact (optional)
 
-- Mailing list：[sig_devboard@openharmony.io]（https://lists.openatom.io/postorius/lists/sig_devboard.openharmony.io/）
+- Mailing list：[sig_devboard@openharmony.io](https://lists.openatom.io/postorius/lists/sig_devboard.openharmony.io/)
 - Slack group：[devboard](https://openharmonyworkspace.slack.com/archives/C0201BL0WEM)
 - Wechat group：xxx
 
diff --git a/sig/sig-devboard/sig_devboard_cn.md b/sig/sig-devboard/sig_devboard_cn.md
index d1a0586b0f5587348b80e849fe4f00605edd87c1..ccee6302ab5e6c7301642b128f31add189397ee9 100644
--- a/sig/sig-devboard/sig_devboard_cn.md
+++ b/sig/sig-devboard/sig_devboard_cn.md
@@ -94,6 +94,6 @@
 
 ### 联系方式(可选)
 
-- 邮件列表：[sig_devboard@openharmony.io]（https://lists.openatom.io/postorius/lists/sig_devboard.openharmony.io/）
+- 邮件列表：[sig_devboard@openharmony.io](https://lists.openatom.io/postorius/lists/sig_devboard.openharmony.io/)
 - Slack群组：[devboard](https://openharmonyworkspace.slack.com/archives/C0201BL0WEM)
 - 微信群：xxx