diff --git a/lib/pleroma/ecto_type/activity_pub/object_validators/bare_uri.ex b/lib/pleroma/ecto_type/activity_pub/object_validators/bare_uri.ex
new file mode 100644
index 000000000..1038296e7
--- /dev/null
+++ b/lib/pleroma/ecto_type/activity_pub/object_validators/bare_uri.ex
@@ -0,0 +1,23 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2023 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.EctoType.ActivityPub.ObjectValidators.BareUri do
+  use Ecto.Type
+
+  def type, do: :string
+
+  def cast(uri) when is_binary(uri) do
+    case URI.parse(uri) do
+      %URI{scheme: nil} -> :error
+      %URI{} -> {:ok, uri}
+      _ -> :error
+    end
+  end
+
+  def cast(_), do: :error
+
+  def dump(data), do: {:ok, data}
+
+  def load(data), do: {:ok, data}
+end