diff --git a/plume-models/src/comments.rs b/plume-models/src/comments.rs
index e4baf5ed..08bf9321 100644
--- a/plume-models/src/comments.rs
+++ b/plume-models/src/comments.rs
@@ -95,7 +95,7 @@ impl Comment {
     }
 
     pub fn compute_id(&self, conn: &PgConnection) -> String {
-        ap_url(format!("{}comment/{}", self.get_post(conn).ap_url, self.id))
+        format!("{}comment/{}", self.get_post(conn).ap_url, self.id)
     }
 
     pub fn into_activity(&self, conn: &PgConnection) -> Note {