diff --git a/template/pages/about.jet.html b/template/pages/about.jet.html
index bcf93d2..7373abd 100644
--- a/template/pages/about.jet.html
+++ b/template/pages/about.jet.html
@@ -20,6 +20,10 @@
       proxy server that was set on this server, used to proxy images from
       i.pximg.net
     </li>
+    <li>
+      <b>Accept-Language header</b>: {{ AcceptLanguage }}<br />The value of the
+      Accept-Language header this server uses to request to Pixiv's APIs.
+    </li>
   </ul>
   <p></p>
 </div>
diff --git a/views/pages.go b/views/pages.go
index 53a9b5f..0611274 100644
--- a/views/pages.go
+++ b/views/pages.go
@@ -362,10 +362,11 @@ func get_logged_in_user(c *fiber.Ctx) error {
 
 func about_page(c *fiber.Ctx) error {
 	info := fiber.Map{
-		"Time":       configs.StartingTime,
-		"BaseURL":    configs.BaseURL,
-		"Version":    configs.Version,
-		"ImageProxy": configs.ProxyServer,
+		"Time":           configs.StartingTime,
+		"BaseURL":        configs.BaseURL,
+		"Version":        configs.Version,
+		"ImageProxy":     configs.ProxyServer,
+		"AcceptLanguage": configs.AcceptLanguage,
 	}
 	return c.Render("pages/about", info)
 }