diff --git a/contrib/static/nntpchan.js b/contrib/static/nntpchan.js
index f5f6373..e02b783 100644
--- a/contrib/static/nntpchan.js
+++ b/contrib/static/nntpchan.js
@@ -22,5 +22,5 @@ function nntpchan_inject_banners(elem, prefix) {
   var e = document.createElement("img");
   e.src = banner;
   e.id = "nntpchan_banner";
-  elem.appendChild(e);
+  elem.value = e;
 }