diff --git a/CHANGELOG.md b/CHANGELOG.md
index d599f2d..5b2b75e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,7 +9,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 ### Changed
 
 - Use proof suites with prefix `Mitra`.
-- Add `https://w3id.org/security/data-integrity/v1` to JSON-LD context.
+- Added `https://w3id.org/security/data-integrity/v1` to JSON-LD context.
+- Return `202 Accepted` when activity is accepted by inbox endpoint.
 
 ## [1.12.0] - 2023-01-26
 
diff --git a/src/activitypub/views.rs b/src/activitypub/views.rs
index 6907623..b9379bc 100644
--- a/src/activitypub/views.rs
+++ b/src/activitypub/views.rs
@@ -121,7 +121,7 @@ async fn inbox(
             );
             error
         })?;
-    Ok(HttpResponse::Ok().finish())
+    Ok(HttpResponse::Accepted().finish())
 }
 
 #[derive(Deserialize)]
@@ -304,7 +304,7 @@ async fn instance_actor_inbox(
         "received in instance inbox: {}",
         activity["type"].as_str().unwrap_or("Unknown"),
     );
-    Ok(HttpResponse::Ok().finish())
+    Ok(HttpResponse::Accepted().finish())
 }
 
 pub fn instance_actor_scope() -> Scope {