1 files changed, 1 insertions, 1 deletions
diff --git a/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_downloadLastDir_c.js b/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_downloadLastDir_c.js
index 04e510096a..9973874b25 100644
--- a/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_downloadLastDir_c.js
+++ b/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_downloadLastDir_c.js
@@ -14,7 +14,7 @@ function test() {
   );
   let MockFilePicker = SpecialPowers.MockFilePicker;
 
-  MockFilePicker.init(window);
+  MockFilePicker.init(window.browsingContext);
   MockFilePicker.returnValue = Ci.nsIFilePicker.returnOK;
 
   let validateFileNameToRestore = validateFileName;