diff --git a/bookmarks.py b/bookmarks.py
index d881d8e3e..1cb051a42 100644
--- a/bookmarks.py
+++ b/bookmarks.py
@@ -366,9 +366,11 @@ def sendBookmarkViaServer(baseDir: str, session,
         "@context": "https://www.w3.org/ns/activitystreams",
         "type": "Add",
         "actor": actor,
+        "to": [actor],
         "object": {
             "type": "Document",
-            "url": bookmarkUrl
+            "url": bookmarkUrl,
+            "to": [actor]
         },
         "target": actor + "/tlbookmarks"
     }