diff --git a/.github/workflows/pages-deploy.yml b/.github/workflows/pages-deploy.yml
index a25a3c4..e6009d4 100644
--- a/.github/workflows/pages-deploy.yml
+++ b/.github/workflows/pages-deploy.yml
@@ -59,7 +59,7 @@ jobs:
         run: |
           bundle exec htmlproofer _site \
             \-\-disable-external=true \
-            \-\-ignore-urls "/^http:\/\/127.0.0.1/,/^http:\/\/0.0.0.0/,/^http:\/\/localhost/"
+            \-\-ignore-urls "/^http:\/\/127.0.0.1/,/^http:\/\/0.0.0.0/,/^http:\/\/localhost/,/^http:\/\/www.catb.org/"
 
       - name: Upload site artifact
         uses: actions/upload-pages-artifact@v3