diff --git a/test/test.js b/test/test.js
index 5bc020252..07817e5fa 100644
--- a/test/test.js
+++ b/test/test.js
@@ -948,7 +948,7 @@ async function startBrowser(browserName, startUrl = "") {
       "pdfjs.disabled": true,
       "browser.helperApps.neverAsk.saveToDisk": "application/pdf",
       // Avoid popup when saving is done
-      "browser.download.improvements_to_download_panel": false,
+      "browser.download.always_ask_before_handling_new_types": true,
       "browser.download.panel.shown": true,
       // Save file in output
       "browser.download.folderList": 2,