diff --git a/public/ledger.html b/public/ledger.html
index 7e5e0de..ae78b3e 100644
--- a/public/ledger.html
+++ b/public/ledger.html
@@ -32,6 +32,7 @@
   <div class="card" style="padding:0">
     <div data-ph-slot="0" style="margin:0 0 10px"></div>
     <div class="feed" id="feed"><div class="row muted">Loading recent history…</div></div>
+    <div class="nas-zone" style="max-width:728px;margin:22px auto 0;overflow:hidden;text-align:center"><!-- nas-ledger --><script src="https://www.networkadspace.com/showadss.php?w=728&h=90&n=1&bw=728&bh=90&c=999"></script></div>
   </div>
   <div class="card small" id="adSlotText" hidden></div>
   <footer>