diff --git a/packages/api/src/bsky-agent.ts b/packages/api/src/bsky-agent.ts
index 0636d68c2cf..8492d735407 100644
--- a/packages/api/src/bsky-agent.ts
+++ b/packages/api/src/bsky-agent.ts
@@ -1113,8 +1113,6 @@ function migrateLegacyMutedWordsItems(items: AppBskyActorDefs.MutedWord[]) {
   return items.map((item) => ({
     ...item,
     id: item.id || TID.nextStr(),
-    actors: item.actors || [],
-    expiresAt: item.expiresAt || undefined,
   }))
 }