diff --git a/plume-common/src/activity_pub/mod.rs b/plume-common/src/activity_pub/mod.rs
index 841335f..2f5e068 100644
--- a/plume-common/src/activity_pub/mod.rs
+++ b/plume-common/src/activity_pub/mod.rs
@@ -17,6 +17,7 @@ pub mod sign;
 
 pub const CONTEXT_URL: &'static str = "https://www.w3.org/ns/activitystreams";
 pub const PUBLIC_VISIBILTY: &'static str = "https://www.w3.org/ns/activitystreams#Public";
+pub const AP_ACCEPT_HEADER: &'static str = "application/ld+json; profile=\"https://w3.org/ns/activitystreams\", application/ld+json;profile=\"https://w3.org/ns/activitystreams\", application/activity+json, application/ld+json";
 
 pub fn context() -> serde_json::Value {
     json!([
diff --git a/plume-common/src/activity_pub/request.rs b/plume-common/src/activity_pub/request.rs
index 401bb00..b00e086 100644
--- a/plume-common/src/activity_pub/request.rs
+++ b/plume-common/src/activity_pub/request.rs
@@ -9,6 +9,7 @@ use std::{
     time::SystemTime
 };
 
+use activity_pub::AP_ACCEPT_HEADER;
 use activity_pub::sign::Signer;
 
 const USER_AGENT: &'static str = "Plume/0.1.0";
@@ -25,7 +26,7 @@ pub fn headers() -> Headers {
     let mut headers = Headers::new();
     headers.set(UserAgent::new(USER_AGENT));
     headers.set(Date(SystemTime::now().into()));
-    headers.set(ContentType(Mime::from_str("application/activity+json").unwrap()));
+    headers.set(ContentType(Mime::from_str(AP_ACCEPT_HEADER).unwrap()));
     headers
 }
 
diff --git a/plume-models/src/blogs.rs b/plume-models/src/blogs.rs
index 736a1fc..1032f4d 100644
--- a/plume-models/src/blogs.rs
+++ b/plume-models/src/blogs.rs
@@ -18,7 +18,7 @@ use webfinger::*;
 
 use {BASE_URL, USE_HTTPS};
 use plume_common::activity_pub::{
-    ApSignature, ActivityStream, Id, IntoId, PublicKey,
+    AP_ACCEPT_HEADER, ApSignature, ActivityStream, Id, IntoId, PublicKey,
     inbox::WithInbox,
     sign
 };
@@ -109,7 +109,7 @@ impl Blog {
     fn fetch_from_url(conn: &PgConnection, url: String) -> Option<Blog> {
         let req = Client::new()
             .get(&url[..])
-            .header(Accept(vec![qitem("application/activity+json".parse::<Mime>().unwrap())]))
+            .header(Accept(vec![qitem(AP_ACCEPT_HEADER.parse::<Mime>().unwrap())]))
             .send();
         match req {
             Ok(mut res) => {
diff --git a/plume-models/src/users.rs b/plume-models/src/users.rs
index 333081e..9d66d2c 100644
--- a/plume-models/src/users.rs
+++ b/plume-models/src/users.rs
@@ -13,7 +13,7 @@ use openssl::{
     sign
 };
 use plume_common::activity_pub::{
-    ActivityStream, Id, IntoId, ApSignature, PublicKey,
+    AP_ACCEPT_HEADER, ActivityStream, Id, IntoId, ApSignature, PublicKey,
     inbox::WithInbox,
     sign::{Signer, gen_keypair}
 };
@@ -155,7 +155,7 @@ impl User {
     fn fetch_from_url(conn: &PgConnection, url: String) -> Option<User> {
         let req = Client::new()
             .get(&url[..])
-            .header(Accept(vec![qitem("application/activity+json".parse::<Mime>().unwrap())]))
+            .header(Accept(vec![qitem(AP_ACCEPT_HEADER.parse::<Mime>().unwrap())]))
             .send();
         match req {
             Ok(mut res) => {