diff --git a/.prettierrc.cjs b/.prettierrc.cjs
index b2328bc0..9d69897e 100644
--- a/.prettierrc.cjs
+++ b/.prettierrc.cjs
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
module.exports = require('@polkadot/dev/config/prettier.cjs');
diff --git a/eslint.config.js b/eslint.config.js
index ede54de1..7d449116 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import baseConfig from '@polkadot/dev/config/eslint';
diff --git a/packages/wasm-bridge/src/bridge.ts b/packages/wasm-bridge/src/bridge.ts
index 76124167..e5d68d3a 100644
--- a/packages/wasm-bridge/src/bridge.ts
+++ b/packages/wasm-bridge/src/bridge.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
// A number of functions are "unsafe" and purposefully so - it is
diff --git a/packages/wasm-bridge/src/bundle.ts b/packages/wasm-bridge/src/bundle.ts
index 31b5d34c..d2917903 100644
--- a/packages/wasm-bridge/src/bundle.ts
+++ b/packages/wasm-bridge/src/bundle.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './bridge.js';
diff --git a/packages/wasm-bridge/src/index.ts b/packages/wasm-bridge/src/index.ts
index b91bebad..74606be8 100644
--- a/packages/wasm-bridge/src/index.ts
+++ b/packages/wasm-bridge/src/index.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
import './packageDetect.js';
diff --git a/packages/wasm-bridge/src/init.ts b/packages/wasm-bridge/src/init.ts
index 418efa09..ecae5013 100644
--- a/packages/wasm-bridge/src/init.ts
+++ b/packages/wasm-bridge/src/init.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { InitFn, InitPromise, InitResult, WasmBaseInstance, WasmImports } from './types.js';
diff --git a/packages/wasm-bridge/src/mod.ts b/packages/wasm-bridge/src/mod.ts
index b6ff6ff3..4e2f6a5e 100644
--- a/packages/wasm-bridge/src/mod.ts
+++ b/packages/wasm-bridge/src/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './index.js';
diff --git a/packages/wasm-bridge/src/packageDetect.ts b/packages/wasm-bridge/src/packageDetect.ts
index 6b1713aa..dbcba416 100644
--- a/packages/wasm-bridge/src/packageDetect.ts
+++ b/packages/wasm-bridge/src/packageDetect.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-bridge/src/packageInfo.ts b/packages/wasm-bridge/src/packageInfo.ts
index b68791b6..a6d1adee 100644
--- a/packages/wasm-bridge/src/packageInfo.ts
+++ b/packages/wasm-bridge/src/packageInfo.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-bridge/src/types.ts b/packages/wasm-bridge/src/types.ts
index ecb1aa15..4382942d 100644
--- a/packages/wasm-bridge/src/types.ts
+++ b/packages/wasm-bridge/src/types.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Use non-strong types instead of WasmImports which may not
diff --git a/packages/wasm-bridge/src/wbg.ts b/packages/wasm-bridge/src/wbg.ts
index 85b40881..885aef4a 100644
--- a/packages/wasm-bridge/src/wbg.ts
+++ b/packages/wasm-bridge/src/wbg.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-bridge authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-bridge authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { BridgeBase, WasmBaseInstance } from './types.js';
diff --git a/packages/wasm-crypto-asmjs/src/bundle.ts b/packages/wasm-crypto-asmjs/src/bundle.ts
index b3243397..d00acd24 100644
--- a/packages/wasm-crypto-asmjs/src/bundle.ts
+++ b/packages/wasm-crypto-asmjs/src/bundle.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
export { asmJsInit } from './cjs/data.js';
diff --git a/packages/wasm-crypto-asmjs/src/cjs/data.d.ts b/packages/wasm-crypto-asmjs/src/cjs/data.d.ts
index ce7e278f..036636d9 100644
--- a/packages/wasm-crypto-asmjs/src/cjs/data.d.ts
+++ b/packages/wasm-crypto-asmjs/src/cjs/data.d.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
export declare const asmJsInit: null;
diff --git a/packages/wasm-crypto-asmjs/src/deno/data.d.ts b/packages/wasm-crypto-asmjs/src/deno/data.d.ts
index ce7e278f..036636d9 100644
--- a/packages/wasm-crypto-asmjs/src/deno/data.d.ts
+++ b/packages/wasm-crypto-asmjs/src/deno/data.d.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
export declare const asmJsInit: null;
diff --git a/packages/wasm-crypto-asmjs/src/index.ts b/packages/wasm-crypto-asmjs/src/index.ts
index 29b7dde3..c0b77c11 100644
--- a/packages/wasm-crypto-asmjs/src/index.ts
+++ b/packages/wasm-crypto-asmjs/src/index.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
import './packageDetect.js';
diff --git a/packages/wasm-crypto-asmjs/src/mod.ts b/packages/wasm-crypto-asmjs/src/mod.ts
index 79aa8a96..e081f13c 100644
--- a/packages/wasm-crypto-asmjs/src/mod.ts
+++ b/packages/wasm-crypto-asmjs/src/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './index.js';
diff --git a/packages/wasm-crypto-asmjs/src/packageDetect.ts b/packages/wasm-crypto-asmjs/src/packageDetect.ts
index f1df5abf..2cbbe6f5 100644
--- a/packages/wasm-crypto-asmjs/src/packageDetect.ts
+++ b/packages/wasm-crypto-asmjs/src/packageDetect.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto-asmjs/src/packageInfo.ts b/packages/wasm-crypto-asmjs/src/packageInfo.ts
index c6a054c1..ee9b7878 100644
--- a/packages/wasm-crypto-asmjs/src/packageInfo.ts
+++ b/packages/wasm-crypto-asmjs/src/packageInfo.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto-asmjs authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto-asmjs authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto-init/src/asm.ts b/packages/wasm-crypto-init/src/asm.ts
index 1c165a8b..07c77cff 100644
--- a/packages/wasm-crypto-init/src/asm.ts
+++ b/packages/wasm-crypto-init/src/asm.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { InitFn } from '@polkadot/wasm-bridge/types';
diff --git a/packages/wasm-crypto-init/src/both.ts b/packages/wasm-crypto-init/src/both.ts
index 28228edc..8be51861 100644
--- a/packages/wasm-crypto-init/src/both.ts
+++ b/packages/wasm-crypto-init/src/both.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { InitFn } from '@polkadot/wasm-bridge/types';
diff --git a/packages/wasm-crypto-init/src/bundle.ts b/packages/wasm-crypto-init/src/bundle.ts
index 175774b9..b69ef38b 100644
--- a/packages/wasm-crypto-init/src/bundle.ts
+++ b/packages/wasm-crypto-init/src/bundle.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './wasm.js';
diff --git a/packages/wasm-crypto-init/src/mod.ts b/packages/wasm-crypto-init/src/mod.ts
index 175774b9..b69ef38b 100644
--- a/packages/wasm-crypto-init/src/mod.ts
+++ b/packages/wasm-crypto-init/src/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './wasm.js';
diff --git a/packages/wasm-crypto-init/src/none.ts b/packages/wasm-crypto-init/src/none.ts
index 4ff0b0a1..fdcfb14e 100644
--- a/packages/wasm-crypto-init/src/none.ts
+++ b/packages/wasm-crypto-init/src/none.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { InitFn } from '@polkadot/wasm-bridge/types';
diff --git a/packages/wasm-crypto-init/src/packageDetect.ts b/packages/wasm-crypto-init/src/packageDetect.ts
index b4cce24f..2f8fd05a 100644
--- a/packages/wasm-crypto-init/src/packageDetect.ts
+++ b/packages/wasm-crypto-init/src/packageDetect.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto-init/src/packageInfo.ts b/packages/wasm-crypto-init/src/packageInfo.ts
index 8127918d..0abcdc76 100644
--- a/packages/wasm-crypto-init/src/packageInfo.ts
+++ b/packages/wasm-crypto-init/src/packageInfo.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto-init/src/types.ts b/packages/wasm-crypto-init/src/types.ts
index 2f77bdbb..9d326b95 100644
--- a/packages/wasm-crypto-init/src/types.ts
+++ b/packages/wasm-crypto-init/src/types.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { WasmBaseInstance } from '@polkadot/wasm-bridge/types';
diff --git a/packages/wasm-crypto-init/src/wasm.ts b/packages/wasm-crypto-init/src/wasm.ts
index 7bb27bf7..6a91869b 100644
--- a/packages/wasm-crypto-init/src/wasm.ts
+++ b/packages/wasm-crypto-init/src/wasm.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-init authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-init authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { InitFn } from '@polkadot/wasm-bridge/types';
diff --git a/packages/wasm-crypto-wasm/src/bundle.ts b/packages/wasm-crypto-wasm/src/bundle.ts
index 50c9b602..26396726 100644
--- a/packages/wasm-crypto-wasm/src/bundle.ts
+++ b/packages/wasm-crypto-wasm/src/bundle.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { base64Decode, unzlibSync } from '@polkadot/wasm-util';
diff --git a/packages/wasm-crypto-wasm/src/cjs/bytes.d.ts b/packages/wasm-crypto-wasm/src/cjs/bytes.d.ts
index 4f68091a..095175bd 100644
--- a/packages/wasm-crypto-wasm/src/cjs/bytes.d.ts
+++ b/packages/wasm-crypto-wasm/src/cjs/bytes.d.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
export declare const bytes: string;
diff --git a/packages/wasm-crypto-wasm/src/deno/bytes.d.ts b/packages/wasm-crypto-wasm/src/deno/bytes.d.ts
index 4f68091a..095175bd 100644
--- a/packages/wasm-crypto-wasm/src/deno/bytes.d.ts
+++ b/packages/wasm-crypto-wasm/src/deno/bytes.d.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
export declare const bytes: string;
diff --git a/packages/wasm-crypto-wasm/src/index.ts b/packages/wasm-crypto-wasm/src/index.ts
index da87a1be..49799799 100644
--- a/packages/wasm-crypto-wasm/src/index.ts
+++ b/packages/wasm-crypto-wasm/src/index.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
import './packageDetect.js';
diff --git a/packages/wasm-crypto-wasm/src/mod.ts b/packages/wasm-crypto-wasm/src/mod.ts
index 400a1f5a..91785788 100644
--- a/packages/wasm-crypto-wasm/src/mod.ts
+++ b/packages/wasm-crypto-wasm/src/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './index.js';
diff --git a/packages/wasm-crypto-wasm/src/packageDetect.ts b/packages/wasm-crypto-wasm/src/packageDetect.ts
index e9381bc5..5bb8697c 100644
--- a/packages/wasm-crypto-wasm/src/packageDetect.ts
+++ b/packages/wasm-crypto-wasm/src/packageDetect.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto-wasm/src/packageInfo.ts b/packages/wasm-crypto-wasm/src/packageInfo.ts
index 14a2114e..22c30d5a 100644
--- a/packages/wasm-crypto-wasm/src/packageInfo.ts
+++ b/packages/wasm-crypto-wasm/src/packageInfo.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto-wasm authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto-wasm authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto/src/bundle.ts b/packages/wasm-crypto/src/bundle.ts
index fe291d59..95f417b8 100644
--- a/packages/wasm-crypto/src/bundle.ts
+++ b/packages/wasm-crypto/src/bundle.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { WasmCryptoInstance } from '@polkadot/wasm-crypto-init/types';
diff --git a/packages/wasm-crypto/src/index.ts b/packages/wasm-crypto/src/index.ts
index c4ffd917..8b85154e 100644
--- a/packages/wasm-crypto/src/index.ts
+++ b/packages/wasm-crypto/src/index.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import './packageDetect.js';
diff --git a/packages/wasm-crypto/src/init.ts b/packages/wasm-crypto/src/init.ts
index 24a77a0b..483f32bd 100644
--- a/packages/wasm-crypto/src/init.ts
+++ b/packages/wasm-crypto/src/init.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import type { InitFn } from '@polkadot/wasm-bridge/types';
diff --git a/packages/wasm-crypto/src/initNone.ts b/packages/wasm-crypto/src/initNone.ts
index 6723b10d..9a8a1334 100644
--- a/packages/wasm-crypto/src/initNone.ts
+++ b/packages/wasm-crypto/src/initNone.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { createWasm } from '@polkadot/wasm-crypto-init/none';
diff --git a/packages/wasm-crypto/src/initOnlyAsm.ts b/packages/wasm-crypto/src/initOnlyAsm.ts
index c1f09259..4ae65429 100644
--- a/packages/wasm-crypto/src/initOnlyAsm.ts
+++ b/packages/wasm-crypto/src/initOnlyAsm.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { createWasm } from '@polkadot/wasm-crypto-init/asm';
diff --git a/packages/wasm-crypto/src/initOnlyWasm.ts b/packages/wasm-crypto/src/initOnlyWasm.ts
index 3cf2be32..bbba6068 100644
--- a/packages/wasm-crypto/src/initOnlyWasm.ts
+++ b/packages/wasm-crypto/src/initOnlyWasm.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { createWasm } from '@polkadot/wasm-crypto-init/wasm';
diff --git a/packages/wasm-crypto/src/initWasmAsm.ts b/packages/wasm-crypto/src/initWasmAsm.ts
index 87f90ea3..f4e5d05f 100644
--- a/packages/wasm-crypto/src/initWasmAsm.ts
+++ b/packages/wasm-crypto/src/initWasmAsm.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { createWasm } from '@polkadot/wasm-crypto-init/both';
diff --git a/packages/wasm-crypto/src/mod.ts b/packages/wasm-crypto/src/mod.ts
index e4bedf21..7bd42897 100644
--- a/packages/wasm-crypto/src/mod.ts
+++ b/packages/wasm-crypto/src/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './index.js';
diff --git a/packages/wasm-crypto/src/packageDetect.ts b/packages/wasm-crypto/src/packageDetect.ts
index 10bf7a5d..447b538c 100644
--- a/packages/wasm-crypto/src/packageDetect.ts
+++ b/packages/wasm-crypto/src/packageDetect.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto/src/packageInfo.ts b/packages/wasm-crypto/src/packageInfo.ts
index 52766e20..03f82705 100644
--- a/packages/wasm-crypto/src/packageInfo.ts
+++ b/packages/wasm-crypto/src/packageInfo.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-crypto/test/deno.ts b/packages/wasm-crypto/test/deno.ts
index 0879e935..13791ee1 100644
--- a/packages/wasm-crypto/test/deno.ts
+++ b/packages/wasm-crypto/test/deno.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
// This is a Deno file, so we can allow .ts imports
diff --git a/packages/wasm-crypto/test/jest.spec.ts b/packages/wasm-crypto/test/jest.spec.ts
index 9cb05cdb..e06cae58 100644
--- a/packages/wasm-crypto/test/jest.spec.ts
+++ b/packages/wasm-crypto/test/jest.spec.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
///
diff --git a/packages/wasm-util/src/base64.spec.ts b/packages/wasm-util/src/base64.spec.ts
index 10d1fad7..b3c2e6e6 100644
--- a/packages/wasm-util/src/base64.spec.ts
+++ b/packages/wasm-util/src/base64.spec.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
///
diff --git a/packages/wasm-util/src/base64.ts b/packages/wasm-util/src/base64.ts
index 018ab908..a5386224 100644
--- a/packages/wasm-util/src/base64.ts
+++ b/packages/wasm-util/src/base64.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Use an array for our indexer - this is faster than using map access. In
diff --git a/packages/wasm-util/src/bundle.ts b/packages/wasm-util/src/bundle.ts
index 1aa5355d..d06328b5 100644
--- a/packages/wasm-util/src/bundle.ts
+++ b/packages/wasm-util/src/bundle.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
export { base64Decode } from './base64.js';
diff --git a/packages/wasm-util/src/fflate.ts b/packages/wasm-util/src/fflate.ts
index b84881cf..94cbe4b0 100644
--- a/packages/wasm-util/src/fflate.ts
+++ b/packages/wasm-util/src/fflate.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
// MIT License
diff --git a/packages/wasm-util/src/index.ts b/packages/wasm-util/src/index.ts
index a9762b82..5f1978f6 100644
--- a/packages/wasm-util/src/index.ts
+++ b/packages/wasm-util/src/index.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
import './packageDetect.js';
diff --git a/packages/wasm-util/src/mod.ts b/packages/wasm-util/src/mod.ts
index 96a1747a..a67c1ebd 100644
--- a/packages/wasm-util/src/mod.ts
+++ b/packages/wasm-util/src/mod.ts
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
export * from './index.js';
diff --git a/packages/wasm-util/src/packageDetect.ts b/packages/wasm-util/src/packageDetect.ts
index ea8cb284..ad7bed19 100644
--- a/packages/wasm-util/src/packageDetect.ts
+++ b/packages/wasm-util/src/packageDetect.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/packages/wasm-util/src/packageInfo.ts b/packages/wasm-util/src/packageInfo.ts
index 26a95223..82bc73c5 100644
--- a/packages/wasm-util/src/packageInfo.ts
+++ b/packages/wasm-util/src/packageInfo.ts
@@ -1,4 +1,4 @@
-// Copyright 2017-2024 @polkadot/wasm-util authors & contributors
+// Copyright 2017-2025 @polkadot/wasm-util authors & contributors
// SPDX-License-Identifier: Apache-2.0
// Do not edit, auto-generated by @polkadot/dev
diff --git a/rollup.config.js b/rollup.config.js
index ce23fc89..da46dbbf 100644
--- a/rollup.config.js
+++ b/rollup.config.js
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { createBundle } from '@polkadot/dev/config/rollup';
diff --git a/scripts/build-js.sh b/scripts/build-js.sh
old mode 100755
new mode 100644
index 6cd232a6..7db670e1
--- a/scripts/build-js.sh
+++ b/scripts/build-js.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Copyright 2019-2024 @polkadot/wasm authors & contributors
+# Copyright 2019-2025 @polkadot/wasm authors & contributors
# This software may be modified and distributed under the terms
# of the Apache-2.0 license. See the LICENSE file for details.
diff --git a/scripts/build-wasm.sh b/scripts/build-wasm.sh
old mode 100755
new mode 100644
index dae8694a..aa8af1c0
--- a/scripts/build-wasm.sh
+++ b/scripts/build-wasm.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Copyright 2019-2024 @polkadot/wasm authors & contributors
+# Copyright 2019-2025 @polkadot/wasm authors & contributors
# This software may be modified and distributed under the terms
# of the Apache-2.0 license. See the LICENSE file for details.
diff --git a/scripts/build.sh b/scripts/build.sh
old mode 100755
new mode 100644
index 11d79117..52d85c1d
--- a/scripts/build.sh
+++ b/scripts/build.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Copyright 2019-2024 @polkadot/wasm authors & contributors
+# Copyright 2019-2025 @polkadot/wasm authors & contributors
# This software may be modified and distributed under the terms
# of the Apache-2.0 license. See the LICENSE file for details.
diff --git a/scripts/clean.sh b/scripts/clean.sh
old mode 100755
new mode 100644
index fc3d1862..f6d5628f
--- a/scripts/clean.sh
+++ b/scripts/clean.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Copyright 2019-2024 @polkadot/wasm authors & contributors
+# Copyright 2019-2025 @polkadot/wasm authors & contributors
# This software may be modified and distributed under the terms
# of the Apache-2.0 license. See the LICENSE file for details.
diff --git a/scripts/install-build-deps.sh b/scripts/install-build-deps.sh
old mode 100755
new mode 100644
index 39cce4ab..5df16a6e
--- a/scripts/install-build-deps.sh
+++ b/scripts/install-build-deps.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Copyright 2019-2024 @polkadot/wasm authors & contributors
+# Copyright 2019-2025 @polkadot/wasm authors & contributors
# This software may be modified and distributed under the terms
# of the Apache-2.0 license. See the LICENSE file for details.
diff --git a/scripts/pack-wasm-base.mjs b/scripts/pack-wasm-base.mjs
old mode 100755
new mode 100644
index e54acf40..ae6d555d
--- a/scripts/pack-wasm-base.mjs
+++ b/scripts/pack-wasm-base.mjs
@@ -1,4 +1,4 @@
-// Copyright 2019-2024 @polkadot/wasm-crypto authors & contributors
+// Copyright 2019-2025 @polkadot/wasm-crypto authors & contributors
// SPDX-License-Identifier: Apache-2.0
import { zlibSync } from 'fflate/node';
diff --git a/scripts/rust-version.sh b/scripts/rust-version.sh
old mode 100755
new mode 100644
index f248faa1..6bcea052
--- a/scripts/rust-version.sh
+++ b/scripts/rust-version.sh
@@ -1,5 +1,5 @@
#!/usr/bin/env bash
-# Copyright 2019-2024 @polkadot/wasm authors & contributors
+# Copyright 2019-2025 @polkadot/wasm authors & contributors
# This software may be modified and distributed under the terms
# of the Apache-2.0 license. See the LICENSE file for details.