diff --git a/.gitignore b/.gitignore
index 08d8233..b97f8ef 100644
--- a/.gitignore
+++ b/.gitignore
@@ -8,6 +8,7 @@
 /node_modules
 /public/assets
 /assets/current.json
+/public/errors.css
 /public/error-401.html
 /public/error-403.html
 /public/error-404.html
diff --git a/public/errors.css b/assets/errors.css/main.css
similarity index 100%
rename from public/errors.css
rename to assets/errors.css/main.css
diff --git a/build.js b/build.js
index 777f98d..25c84ca 100644
--- a/build.js
+++ b/build.js
@@ -27,6 +27,7 @@ const buildTasks = {
         { source: 'whois.js', target: '/assets', name: 'whois.{hash}.js', },
     ],
     css: [
+        { source: 'errors.css', target: '/', name: 'errors.css', },
         { source: 'common.css', target: '/assets', name: 'common.{hash}.css', },
         { source: '2021.css', target: '/assets', name: '2021.{hash}.css', },
         { source: 'ascii.css', target: '/assets', name: 'ascii.{hash}.css', },