diff --git a/index.html b/index.html
index 89a78f4..9945064 100644
--- a/index.html
+++ b/index.html
@@ -108,14 +108,15 @@
             try {
                 fetch(`https://addons.mozilla.org/api/v5/addons/addon/${document.getElementById('addon-url').value.match(/\/addon\/([^/]+)/)[1]}/`)
                     .then(res => res.ok ? res.json() : Promise.reject(new Error(`Server responded ${res.status}`)))
-                    .then(data => {
-                        const a = document.createElement('a');
-                        a.href = data.current_version.file.url;
-                        a.download = a.href.split('/').pop().replace(/\.xpi$/, '.zip');
+                    .then(data => (status.textContent = 'Downloading file...', fetch(data.current_version.file.url).then(res => res.ok ? res.blob() : Promise.reject(new Error(`File download failed: ${res.status}`))).then(blob => ({blob, url: data.current_version.file.url}))))
+                    .then(({blob, url}) => {
+                        const a = document.createElement('a'), fileName = url.split('/').pop().replace(/\.xpi$/, '.zip');
+                        a.href = URL.createObjectURL(blob);
+                        a.download = fileName;
                         document.body.appendChild(a).click();
+                        URL.revokeObjectURL(a.href);
                         document.body.removeChild(a);
-                        status.className = 'success';
-                        status.textContent = `Download initiated for ${a.download}.`;
+                        status.className = 'success'; status.textContent = `Download initiated for ${fileName}.`;
                     })
                     .catch(err => { status.className = 'error'; status.textContent = `Error: ${err.message}.`; })
                     .finally(() => setTimeout(() => status.textContent = status.className = '', 5000));