diff --git a/src/activitypub/handlers/announce.rs b/src/activitypub/handlers/announce.rs
index df5e103..fc4b528 100644
--- a/src/activitypub/handlers/announce.rs
+++ b/src/activitypub/handlers/announce.rs
@@ -5,7 +5,7 @@ use crate::activitypub::{
     fetcher::helpers::{get_or_import_profile_by_actor_id, import_post},
     identifiers::parse_local_object_id,
     receiver::find_object_id,
-    vocabulary::{CREATE, LIKE, NOTE, UPDATE},
+    vocabulary::{CREATE, LIKE, NOTE, UNDO, UPDATE},
 };
 use crate::config::Config;
 use crate::errors::DatabaseError;
@@ -36,8 +36,9 @@ pub async fn handle_announce(
         &config.media_dir(),
         &activity.actor,
     ).await?;
-    if let Some(CREATE) | Some(LIKE) | Some(UPDATE) = activity.object["type"].as_str() {
-        // Ignore Announce(Create) activities from Lemmy
+    if let Some(CREATE | LIKE | UNDO | UPDATE) = activity.object["type"].as_str() {
+        // Ignore wrapped activities from Lemmy
+        // https://codeberg.org/fediverse/fep/src/branch/main/feps/fep-1b12.md
         return Ok(None);
     };
     let object_id = find_object_id(&activity.object)?;