diff --git a/packages/atproto/domain/queue-repost.ts b/packages/atproto/domain/queue-repost.ts
index eb2d4af..254b504 100644
--- a/packages/atproto/domain/queue-repost.ts
+++ b/packages/atproto/domain/queue-repost.ts
@@ -32,7 +32,7 @@ export async function queueRePost(
     await ctx.db
       .update(postTable)
       .set({
-        lastMentioned: new Date(),
+        lastMentioned: new Date(postMsg.commit.record.createdAt),
       })
       .where(eq(postTable.id, existingPost.id));
     return;