1 files changed, 1 insertions, 1 deletions
diff --git a/browser/base/content/test/tabPrompts/browser_confirmFolderUpload.js b/browser/base/content/test/tabPrompts/browser_confirmFolderUpload.js
index 62b0ed4f2b..52596095c4 100644
--- a/browser/base/content/test/tabPrompts/browser_confirmFolderUpload.js
+++ b/browser/base/content/test/tabPrompts/browser_confirmFolderUpload.js
@@ -88,7 +88,7 @@ async function testUploadPrompt(confirmUpload) {
     await ContentTask.spawn(browser, { path }, args => {
       let MockFilePicker = content.SpecialPowers.MockFilePicker;
       MockFilePicker.init(
-        content,
+        content.browsingContext,
         "A Mock File Picker",
         content.SpecialPowers.Ci.nsIFilePicker.modeGetFolder
       );