diff --git a/src/node/peerman_args.cpp b/src/node/peerman_args.cpp
index b0ae2663651..e94572dbe2d 100644
--- a/src/node/peerman_args.cpp
+++ b/src/node/peerman_args.cpp
@@ -1,3 +1,7 @@
+// Copyright (c) 2023-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 #include <node/peerman_args.h>
 
 #include <common/args.h>
diff --git a/src/node/peerman_args.h b/src/node/peerman_args.h
index 73dbdb446c2..2dbaeda90c5 100644
--- a/src/node/peerman_args.h
+++ b/src/node/peerman_args.h
@@ -1,3 +1,7 @@
+// Copyright (c) 2023-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 #ifndef BITCOIN_NODE_PEERMAN_ARGS_H
 #define BITCOIN_NODE_PEERMAN_ARGS_H
 
diff --git a/src/node/txdownloadman_impl.cpp b/src/node/txdownloadman_impl.cpp
index 452c75da05d..f319414042f 100644
--- a/src/node/txdownloadman_impl.cpp
+++ b/src/node/txdownloadman_impl.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2024
+// Copyright (c) 2024-present The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/node/txdownloadman_impl.h b/src/node/txdownloadman_impl.h
index d9688d0c8d8..f2dee0adaf8 100644
--- a/src/node/txdownloadman_impl.h
+++ b/src/node/txdownloadman_impl.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2024
+// Copyright (c) 2024-present The Bitcoin Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_NODE_TXDOWNLOADMAN_IMPL_H
diff --git a/src/test/fuzz/headerssync.cpp b/src/test/fuzz/headerssync.cpp
index 8135b0d4eab..f42bdf9562a 100644
--- a/src/test/fuzz/headerssync.cpp
+++ b/src/test/fuzz/headerssync.cpp
@@ -1,3 +1,7 @@
+// Copyright (c) 2022-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 #include <arith_uint256.h>
 #include <chain.h>
 #include <chainparams.h>
diff --git a/src/test/fuzz/partially_downloaded_block.cpp b/src/test/fuzz/partially_downloaded_block.cpp
index 8c6565e48b8..e3a2f75d8e0 100644
--- a/src/test/fuzz/partially_downloaded_block.cpp
+++ b/src/test/fuzz/partially_downloaded_block.cpp
@@ -1,3 +1,7 @@
+// Copyright (c) 2023-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 #include <blockencodings.h>
 #include <consensus/merkle.h>
 #include <consensus/validation.h>
diff --git a/src/univalue/include/univalue_escapes.h b/src/univalue/include/univalue_escapes.h
index 83767e8ac5d..c486aeeb5fe 100644
--- a/src/univalue/include/univalue_escapes.h
+++ b/src/univalue/include/univalue_escapes.h
@@ -1,3 +1,8 @@
+// Copyright 2014 BitPay Inc.
+// Copyright (c) 2022-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 #ifndef BITCOIN_UNIVALUE_INCLUDE_UNIVALUE_ESCAPES_H
 #define BITCOIN_UNIVALUE_INCLUDE_UNIVALUE_ESCAPES_H
 static const char *escapes[256] = {
diff --git a/src/univalue/test/test_json.cpp b/src/univalue/test/test_json.cpp
index f8c10238d4d..bbc35acd63b 100644
--- a/src/univalue/test/test_json.cpp
+++ b/src/univalue/test/test_json.cpp
@@ -1,3 +1,8 @@
+// Copyright 2014 BitPay Inc.
+// Copyright (c) 2017-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 // Test program that can be called by the JSON test suite at
 // https://github.com/nst/JSONTestSuite.
 //
diff --git a/src/util/transaction_identifier.h b/src/util/transaction_identifier.h
index 81b053843df..c86c8930158 100644
--- a/src/util/transaction_identifier.h
+++ b/src/util/transaction_identifier.h
@@ -1,3 +1,7 @@
+// Copyright (c) 2023-present The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or https://opensource.org/license/mit.
+
 #ifndef BITCOIN_UTIL_TRANSACTION_IDENTIFIER_H
 #define BITCOIN_UTIL_TRANSACTION_IDENTIFIER_H
 
diff --git a/test/lint/lint_ignore_dirs.py b/test/lint/lint_ignore_dirs.py
index 7525eac341d..838f01b6664 100644
--- a/test/lint/lint_ignore_dirs.py
+++ b/test/lint/lint_ignore_dirs.py
@@ -1,3 +1,9 @@
+#!/usr/bin/env python3
+#
+# Copyright (c) 2024-present The Bitcoin Core developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or https://opensource.org/license/mit.
+
 SHARED_EXCLUDED_SUBTREES = ["src/leveldb/",
                  "src/crc32c/",
                  "src/secp256k1/",