diff --git a/src/activitypub/articles.rs b/src/activitypub/articles.rs
index c6dad56..5903939 100644
--- a/src/activitypub/articles.rs
+++ b/src/activitypub/articles.rs
@@ -1,6 +1,6 @@
 use super::{
     actor::{self, ID},
-    conversation_context, db, federate, gen_converation_id,
+    conversation_context, db, federate, gen_ap_id, gen_converation_id,
     types::{ArticleExt, Conversation},
     util::{accept, rewrite_srcs},
     DOMAIN,
@@ -8,7 +8,7 @@ use super::{
 use crate::generator::{HtmlContent, Post};
 use activitystreams::{
     activity::Create,
-    context,
+    context, iri,
     iri_string::types::IriString,
     object::{Article, ObjectExt},
     prelude::{BaseExt, ExtendsExt},
@@ -103,6 +103,7 @@ pub async fn federate_outgoing(pool: &SqlitePool) -> anyhow::Result<()> {
         let mut create = Create::new(ID.as_str(), article.into_any_base()?);
         create.add_context(context());
         create.add_context(conversation_context());
+        create.set_id(iri!(gen_ap_id()));
         create.set_many_tos(to);
         create.set_many_ccs(cc);