diff --git a/.github/workflows/link-pr.yml b/.github/workflows/link-pr.yml
index a44b55a4a..f246ff444 100644
--- a/.github/workflows/link-pr.yml
+++ b/.github/workflows/link-pr.yml
@@ -30,9 +30,7 @@ jobs:
             # -a --accept <accept>                      Comma-separated list of accepted status codes for valid links
             # docs/.vitepress/dist the site directory to check
             # ./*.md all markdown files in the root directory
-            # docs/.vitepress/dist the site directory to check
-            # ./*.md all markdown files in the root directory
-          args: --verbose  -E -i --no-progress --exclude-path './CHANGELOG' './**/*.md'
+          args: --verbose  -E -i --no-progress --exclude-path './CHANGELOG' './**/*.md' './vendor'
         env:
           GITHUB_TOKEN: ${{secrets.GH_PAT}}
 
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 2f78a49f2..64a9ed069 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -198,7 +198,7 @@ We divide the problem into security and general problems:
 
 Security issues are always treated seriously. As our usual principle, we discourage anyone to spread security issues. If you find a security issue of OpenIM, please do not discuss it in public and even do not open a public issue.
 
-Instead we encourage you to send us a private email to [📮winxu81@gmail.com](https://mail.google.com/mail/u/0/?fs=1&tf=cm&to=winxu81@gmail.com) to report this.
+Instead we encourage you to send us a private email to 📮[winxu81@gmail.com](https://mail.google.com/mail/u/0/?fs=1&tf=cm&to=winxu81@gmail.com) to report this.
 
 #### Reporting general issues