diff --git a/doc/todo.txt b/doc/todo.txt
index 36d93e5..36b987d 100644
--- a/doc/todo.txt
+++ b/doc/todo.txt
@@ -6,3 +6,4 @@
   https://sqlite.org/foreignkeys.html#fk_actions
 - fix: loading items (by scrolling down) is glitching while feeds are refreshing
 - doc: self-hosting instructions (including certificates)
+- etc: test gofeed against real-world feeds, compare results with https://pypi.org/project/feedparser/