diff --git a/app.js b/app.js
index b01af7a..424bfcf 100644
--- a/app.js
+++ b/app.js
@@ -1131,13 +1131,13 @@ async function loadInvoices() {
     if (!res.ok) throw new Error(`HTTP ${res.status}`);
     let data = await res.json();
     dbg("\u2190 Invoices", data);
-    // unwrap n8n envelope: [{json:{...}}] → [{...}]
-    if (Array.isArray(data)) {
+    // unwrap envelope: {data:[...]} or [{json:{...}}] or plain array
+    if (data && !Array.isArray(data) && Array.isArray(data.data)) {
+      data = data.data;
+    } else if (Array.isArray(data)) {
       data = data.map((item) =>
         item && typeof item === "object" && "json" in item ? item.json : item,
       );
-    } else if (data && typeof data === "object" && "json" in data) {
-      data = [data.json];
     } else {
       data = [];
     }