diff --git a/test/pleroma/web/feed/tag_controller_test.exs b/test/pleroma/web/feed/tag_controller_test.exs
index a67acdb47..58ab8f137 100644
--- a/test/pleroma/web/feed/tag_controller_test.exs
+++ b/test/pleroma/web/feed/tag_controller_test.exs
@@ -137,8 +137,8 @@ defmodule Pleroma.Web.Feed.TagControllerTest do
            ]
 
     assert xpath(xml, ~x"//channel/item/pubDate/text()"sl) == [
-             FeedView.pub_date(activity2.data["published"]),
-             FeedView.pub_date(activity1.data["published"])
+             FeedView.to_rfc2822(activity2.data["published"]),
+             FeedView.to_rfc2822(activity1.data["published"])
            ]
 
     assert xpath(xml, ~x"//channel/item/enclosure/@url"sl) == [