diff --git a/lib/pleroma/web/admin_api/views/account_view.ex b/lib/pleroma/web/admin_api/views/account_view.ex
index d7c63d385..022e97489 100644
--- a/lib/pleroma/web/admin_api/views/account_view.ex
+++ b/lib/pleroma/web/admin_api/views/account_view.ex
@@ -8,6 +8,7 @@ defmodule Pleroma.Web.AdminAPI.AccountView do
   alias Pleroma.User
   alias Pleroma.Web.AdminAPI
   alias Pleroma.Web.AdminAPI.AccountView
+  alias Pleroma.Web.CommonAPI
   alias Pleroma.Web.MastodonAPI
   alias Pleroma.Web.MediaProxy
 
@@ -81,7 +82,8 @@ def render("show.json", %{user: user}) do
       "is_approved" => user.is_approved,
       "url" => user.uri || user.ap_id,
       "registration_reason" => user.registration_reason,
-      "actor_type" => user.actor_type
+      "actor_type" => user.actor_type,
+      "created_at" => CommonAPI.Utils.to_masto_date(user.inserted_at)
     }
   end
 
diff --git a/test/pleroma/web/admin_api/controllers/user_controller_test.exs b/test/pleroma/web/admin_api/controllers/user_controller_test.exs
index beb8a5d58..6c410e94c 100644
--- a/test/pleroma/web/admin_api/controllers/user_controller_test.exs
+++ b/test/pleroma/web/admin_api/controllers/user_controller_test.exs
@@ -907,7 +907,8 @@ defp user_response(user, attrs \\ %{}) do
       "is_approved" => true,
       "url" => user.ap_id,
       "registration_reason" => nil,
-      "actor_type" => "Person"
+      "actor_type" => "Person",
+      "created_at" => CommonAPI.Utils.to_masto_date(user.inserted_at)
     }
     |> Map.merge(attrs)
   end