diff --git a/crates/apub/src/protocol/activities/block/block_user.rs b/crates/apub/src/protocol/activities/block/block_user.rs
index 8d30ca384..c5cb4306c 100644
--- a/crates/apub/src/protocol/activities/block/block_user.rs
+++ b/crates/apub/src/protocol/activities/block/block_user.rs
@@ -38,7 +38,7 @@ pub struct BlockUser {
   pub(crate) remove_data: Option<bool>,
   /// block reason, written to mod log
   pub(crate) summary: Option<String>,
-  /// deprecated
+  /// TODO: deprecated
   pub(crate) expires: Option<DateTime<Utc>>,
   pub(crate) end_time: Option<DateTime<Utc>>,
 }