diff --git a/commitlint.config.js b/commitlint.config.js
index 8d24ff1..be9bc49 100644
--- a/commitlint.config.js
+++ b/commitlint.config.js
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 module.exports = {
     extends: ['@tada5hi/commitlint-config'],
 };
diff --git a/rollup.config.mjs b/rollup.config.mjs
index bc49265..ea1aaaa 100644
--- a/rollup.config.mjs
+++ b/rollup.config.mjs
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022-2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import resolve from '@rollup/plugin-node-resolve';
 import { transform } from "@swc/core";
 import pkg from './package.json' assert {type: 'json'};
diff --git a/src/constants.ts b/src/constants.ts
index 3687709..f6d4b57 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2023.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 export enum PriorityName {
     LEFT = 'left',
     RIGHT = 'right',
diff --git a/src/index.ts b/src/index.ts
index ee8d3ef..10c98d1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 export * from './constants';
 export * from './module';
 export * from './utils';
diff --git a/src/module.ts b/src/module.ts
index c7c0d15..92a1210 100644
--- a/src/module.ts
+++ b/src/module.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { PriorityName } from './constants';
 import type {
     Merger, MergerContext,
diff --git a/src/presets.ts b/src/presets.ts
index 99fadc3..612c0c4 100644
--- a/src/presets.ts
+++ b/src/presets.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2023.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { createMerger } from './module';
 import type { MergerResult } from './type';
 
diff --git a/src/type.ts b/src/type.ts
index cc045df..4d2bed8 100644
--- a/src/type.ts
+++ b/src/type.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import type { PriorityName } from './constants';
 
 type UnionToIntersection<U> =
diff --git a/src/utils/array.ts b/src/utils/array.ts
index 661f69a..c18fd48 100644
--- a/src/utils/array.ts
+++ b/src/utils/array.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { isEqual } from './check';
 
 export function distinctArray<T = any>(arr: T[]) : T[] {
diff --git a/src/utils/check.ts b/src/utils/check.ts
index a9f9d1e..d1cc35b 100644
--- a/src/utils/check.ts
+++ b/src/utils/check.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 export function isObject(item: unknown) : item is Record<string, any> {
     return (
         !!item &&
diff --git a/src/utils/clone.ts b/src/utils/clone.ts
index 2a44f7c..9d4c99f 100644
--- a/src/utils/clone.ts
+++ b/src/utils/clone.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2023.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { isObject } from './check';
 
 /* istanbul ignore next */
diff --git a/src/utils/index.ts b/src/utils/index.ts
index b7a0106..26c169d 100644
--- a/src/utils/index.ts
+++ b/src/utils/index.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 export * from './array';
 export * from './check';
 export * from './clone';
diff --git a/src/utils/object.ts b/src/utils/object.ts
index ab6b0e0..00de74e 100644
--- a/src/utils/object.ts
+++ b/src/utils/object.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2021.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 // eslint-disable-next-line @typescript-eslint/ban-types
 export function hasOwnProperty<X extends {}, Y extends PropertyKey>(obj: X, prop: Y): obj is X & Record<Y, unknown> {
     return Object.prototype.hasOwnProperty.call(obj, prop);
diff --git a/src/utils/options.ts b/src/utils/options.ts
index 4fe88fe..4ced836 100644
--- a/src/utils/options.ts
+++ b/src/utils/options.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { PriorityName } from '../constants';
 import type { Options, OptionsInput } from '../type';
 
diff --git a/test/unit/module.spec.ts b/test/unit/module.spec.ts
index 658ddb1..52d26c4 100644
--- a/test/unit/module.spec.ts
+++ b/test/unit/module.spec.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2022.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { createMerger, merge } from '../../src';
 
 class MyCircularClass {
diff --git a/test/unit/presets.spec.ts b/test/unit/presets.spec.ts
index 401790b..617576b 100644
--- a/test/unit/presets.spec.ts
+++ b/test/unit/presets.spec.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2023.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { assign } from '../../src';
 
 describe('src/presets', () => {
diff --git a/test/unit/utils/array.spec.ts b/test/unit/utils/array.spec.ts
index 819d1a1..42ff447 100644
--- a/test/unit/utils/array.spec.ts
+++ b/test/unit/utils/array.spec.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2023.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { distinctArray } from '../../../src';
 
 describe('src/utils/array', () => {
diff --git a/test/unit/utils/clone.spec.ts b/test/unit/utils/clone.spec.ts
index d6086d4..8b1089b 100644
--- a/test/unit/utils/clone.spec.ts
+++ b/test/unit/utils/clone.spec.ts
@@ -1,10 +1,3 @@
-/*
- * Copyright (c) 2023.
- * Author Peter Placzek (tada5hi)
- * For the full copyright and license information,
- * view the LICENSE file that was distributed with this source code.
- */
-
 import { polyfillClone } from '../../../src';
 
 describe('src/utils/clone', () => {