diff --git a/lib/federation/activity_pub/types/resources.ex b/lib/federation/activity_pub/types/resources.ex
index 59974421..fd1831e6 100644
--- a/lib/federation/activity_pub/types/resources.ex
+++ b/lib/federation/activity_pub/types/resources.ex
@@ -207,9 +207,9 @@ defmodule Mobilizon.Federation.ActivityPub.Types.Resources do
     {:ok, Resources.get_resource(old_parent_id), Resources.get_resource(new_parent_id)}
   end
 
-  defp prepare_args(%{type: type} = args) do
+  defp prepare_args(args) do
     args =
-      case type do
+      case Map.get(args, :type, :link) do
         :folder ->
           args
 
diff --git a/lib/graphql/schema/resource.ex b/lib/graphql/schema/resource.ex
index 18ee1e98..22562c1d 100644
--- a/lib/graphql/schema/resource.ex
+++ b/lib/graphql/schema/resource.ex
@@ -22,7 +22,12 @@ defmodule Mobilizon.GraphQL.Schema.ResourceType do
     field(:inserted_at, :naive_datetime, description: "The resource's creation date")
     field(:updated_at, :naive_datetime, description: "The resource's last update date")
     field(:published_at, :naive_datetime, description: "The resource's publication date")
-    field(:type, :string, description: "The resource's type (if it's a folder)")
+
+    field(:type, :string,
+      default_value: "link",
+      description: "The resource's type (if it's a folder)"
+    )
+
     field(:path, :string, description: "The resource's path")
 
     field(:parent, :resource,
diff --git a/lib/mobilizon/resources/resource.ex b/lib/mobilizon/resources/resource.ex
index e8f19caa..6b09cb0a 100644
--- a/lib/mobilizon/resources/resource.ex
+++ b/lib/mobilizon/resources/resource.ex
@@ -18,7 +18,7 @@ defmodule Mobilizon.Resources.Resource do
           summary: String.t(),
           url: String.t(),
           resource_url: String.t(),
-          type: atom(),
+          type: TypeEnum.t(),
           metadata: Metadata.t(),
           children: list(__MODULE__),
           parent: __MODULE__,
diff --git a/test/graphql/resolvers/resource_test.exs b/test/graphql/resolvers/resource_test.exs
index 4948c5b3..4f23e67d 100644
--- a/test/graphql/resolvers/resource_test.exs
+++ b/test/graphql/resolvers/resource_test.exs
@@ -283,7 +283,7 @@ defmodule Mobilizon.GraphQL.Resolvers.ResourceTest do
           }
         )
 
-      assert is_nil(res["errors"])
+      assert res["errors"] == nil
 
       assert res["data"]["resource"]["path"] == "/"
       assert String.starts_with?(res["data"]["resource"]["id"], "root_")