diff --git a/static/js/admin.js b/static/js/admin.js
index ed56432..25660e3 100644
--- a/static/js/admin.js
+++ b/static/js/admin.js
@@ -148,7 +148,7 @@ export async function startAdminWatches() {
       status: safe(vm.status || '—')
     }));
 
-    const html = rows.map(r => rowHTML([
+    const htmlRows = rows.map(r => rowHTML([
       `<input type="checkbox" class="row-check">`,
       safe(r.sid),
       safe(r.name),
@@ -160,9 +160,9 @@ export async function startAdminWatches() {
          <button class="btn btn-sm btn-outline-secondary act-shutdown">Shutdown</button>
          <button class="btn btn-sm btn-outline-danger act-stop">Stop</button>
        </div>`
-    ])).join('');
+    ]));
 
-    setRows(tbody, html);
+    setRows(tbody, htmlRows);
 
     // wire node selects and actions
     Array.from(tbody.querySelectorAll('tr[data-sid]')).forEach(tr => {