diff --git a/lib/pleroma/web/activity_pub/object_validator.ex b/lib/pleroma/web/activity_pub/object_validator.ex
index f3e31c931..c2afd6370 100644
--- a/lib/pleroma/web/activity_pub/object_validator.ex
+++ b/lib/pleroma/web/activity_pub/object_validator.ex
@@ -143,7 +143,7 @@ def validate(%{"type" => type} = object, meta)
 
   def validate(%{"type" => type} = object, meta)
       when type in ~w[Accept Reject Follow Update Like EmojiReact Announce
-      ChatMessage Answer] do
+      ChatMessage Answer Add Remove] do
     validator =
       case type do
         "Accept" -> AcceptRejectValidator
@@ -155,6 +155,8 @@ def validate(%{"type" => type} = object, meta)
         "Announce" -> AnnounceValidator
         "ChatMessage" -> ChatMessageValidator
         "Answer" -> AnswerValidator
+        "Add" -> AddRemoveValidator
+        "Remove" -> AddRemoveValidator
       end
 
     with {:ok, object} <-
@@ -166,16 +168,6 @@ def validate(%{"type" => type} = object, meta)
     end
   end
 
-  def validate(%{"type" => type} = object, meta) when type in ~w(Add Remove) do
-    with {:ok, object} <-
-           object
-           |> AddRemoveValidator.cast_and_validate()
-           |> Ecto.Changeset.apply_action(:insert) do
-      object = stringify_keys(object)
-      {:ok, object, meta}
-    end
-  end
-
   def validate(o, m), do: {:error, {:validator_not_set, {o, m}}}
 
   def cast_and_apply(%{"type" => "ChatMessage"} = object) do