diff --git a/installer2.html b/installer2.html
index 9fc680c..bb20954 100644
--- a/installer2.html
+++ b/installer2.html
@@ -208,7 +208,7 @@ <h1>PedalinoMini™ Installer</h1>
 
             versionSelect.disabled = false;
             const button = document.querySelector('esp-web-install-button');
-            button.manifest = versions[0].value;
+            button.manifest = versionSelect.options[0].value;
             statusMessage.textContent = "Scanning completed.";
         } else {
             statusMessage.textContent = "No firmware files found for the selected board.";