diff --git a/plume-common/src/activity_pub/mod.rs b/plume-common/src/activity_pub/mod.rs
index 23b2b5f4..74283abd 100644
--- a/plume-common/src/activity_pub/mod.rs
+++ b/plume-common/src/activity_pub/mod.rs
@@ -24,8 +24,8 @@ pub const AP_CONTENT_TYPE: &str =
 
 pub fn ap_accept_header() -> Vec<&'static str> {
     vec![
-        "application/ld+json; profile=\"https://w3.org/ns/activitystreams\"",
-        "application/ld+json;profile=\"https://w3.org/ns/activitystreams\"",
+        "application/ld+json; profile=\"https://www.w3.org/ns/activitystreams\"",
+        "application/ld+json;profile=\"https://www.w3.org/ns/activitystreams\"",
         "application/activity+json",
         "application/ld+json",
     ]