diff --git a/beacon_chain/sync/sync_queue.nim b/beacon_chain/sync/sync_queue.nim
index 82337f2ab..c5f377efe 100644
--- a/beacon_chain/sync/sync_queue.nim
+++ b/beacon_chain/sync/sync_queue.nim
@@ -1,3 +1,12 @@
+# beacon_chain
+# Copyright (c) 2018-2024 Status Research & Development GmbH
+# Licensed and distributed under either of
+#   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
+#   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
+# at your option. This file may not be copied, modified, or distributed except according to those terms.
+
+{.push raises: [].}
+
 import std/[deques, heapqueue, tables, strutils, sequtils, math]
 import stew/base10, chronos, chronicles, results
 import