diff --git a/lib/pleroma/migrators/hashtags_table_migrator/state.ex b/lib/pleroma/migrators/hashtags_table_migrator/state.ex
index c1a2709fc..43f7270e2 100644
--- a/lib/pleroma/migrators/hashtags_table_migrator/state.ex
+++ b/lib/pleroma/migrators/hashtags_table_migrator/state.ex
@@ -1,3 +1,7 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
 defmodule Pleroma.Migrators.HashtagsTableMigrator.State do
   use Agent