diff --git a/todo.md b/todo.md
index 75c9512a..7f25f1fc 100644
--- a/todo.md
+++ b/todo.md
@@ -6,6 +6,7 @@ Things I might work on within my personal blog's software.
 
 - [ ] Fix val.town donations link ([deprecation notice](https://docs.val.town/api/run/))
 - [ ] Now page isn't current
+- [ ] Videos in "photos" don't have a thumbnail, and don't work in the list.
 
 ### Ideas