diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6712af7b..c928dcad 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,26 @@
+# 2024.01.09-1115Z
+
+## Overview
+
+The current status of the libraries at the time of the release is as follows:
+
+| Library                  | Version | Status     |
+| ------------------------ | ------- | ---------- |
+| `@dfinity/ckbtc`         | v2.1.0  | Unchanged  |
+| `@dfinity/cketh`         | v0.0.1  | Unchanged  |
+| `@dfinity/cmc`           | v2.1.0  | Unchanged  |
+| `@dfinity/ic-management` | v2.1.0  | Unchanged  |
+| `@dfinity/ledger-icp`    | v2.1.1  | Patched 🤕 |
+| `@dfinity/ledger-icrc`   | v2.1.0  | Unchanged  |
+| `@dfinity/nns`           | v3.1.0  | Unchanged  |
+| `@dfinity/nns-proto`     | v1.0.0  | Unchanged  |
+| `@dfinity/sns`           | v2.1.0  | Unchanged  |
+| `@dfinity/utils`         | v2.0.0  | Unchanged️ |
+
+## Fix
+
+- When `@dfinity/ledger-icp` is bundled with Rollup v4, it leads to an incompatibility issue with iOS 15.
+
 # 2024.01.03-1115Z
 
 ## Overview
diff --git a/package-lock.json b/package-lock.json
index 2dd6c061..f8e76c1a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@dfinity/ic-js",
-  "version": "2024.01.03-1115Z",
+  "version": "2024.01.09-1115Z",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@dfinity/ic-js",
-      "version": "2024.01.03-1115Z",
+      "version": "2024.01.09-1115Z",
       "license": "Apache-2.0",
       "workspaces": [
         "packages/utils",
@@ -7188,7 +7188,7 @@
     },
     "packages/ledger-icp": {
       "name": "@dfinity/ledger-icp",
-      "version": "2.1.0",
+      "version": "2.1.1",
       "license": "Apache-2.0",
       "peerDependencies": {
         "@dfinity/agent": "^0.20.2",
diff --git a/package.json b/package.json
index f27bf592..320609d3 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@dfinity/ic-js",
-  "version": "2024.01.03-1115Z",
+  "version": "2024.01.09-1115Z",
   "description": "A collection of library for interfacing with the Internet Computer.",
   "license": "Apache-2.0",
   "workspaces": [
diff --git a/packages/ledger-icp/README.md b/packages/ledger-icp/README.md
index 1fb61985..41e1c155 100644
--- a/packages/ledger-icp/README.md
+++ b/packages/ledger-icp/README.md
@@ -166,7 +166,7 @@ const data = await metadata();
 | -------------- | ------------------ |
 | `toUint8Array` | `() => Uint8Array` |
 
-[:link: Source](https://github.com/dfinity/ic-js/tree/main/packages/ledger-icp/src/account_identifier.ts#L111)
+[:link: Source](https://github.com/dfinity/ic-js/tree/main/packages/ledger-icp/src/account_identifier.ts#L109)
 
 ### :factory: LedgerCanister
 
diff --git a/packages/ledger-icp/package.json b/packages/ledger-icp/package.json
index df1f5593..a3e4aaa9 100644
--- a/packages/ledger-icp/package.json
+++ b/packages/ledger-icp/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@dfinity/ledger-icp",
-  "version": "2.1.0",
+  "version": "2.1.1",
   "description": "A library for interfacing with the ICP ledger on the Internet Computer.",
   "license": "Apache-2.0",
   "main": "dist/cjs/index.cjs.js",
diff --git a/packages/ledger-icp/src/account_identifier.spec.ts b/packages/ledger-icp/src/account_identifier.spec.ts
index 5cf15dd2..01cb920e 100644
--- a/packages/ledger-icp/src/account_identifier.spec.ts
+++ b/packages/ledger-icp/src/account_identifier.spec.ts
@@ -11,7 +11,9 @@ describe("SubAccount", () => {
   });
 
   it("defines ZERO as a 32-byte zeroed array", () => {
-    expect(SubAccount.ZERO.toUint8Array()).toEqual(new Uint8Array(32).fill(0));
+    expect(SubAccount.fromID(0).toUint8Array()).toEqual(
+      new Uint8Array(32).fill(0),
+    );
   });
 
   it("can be initialized from a principal", () => {
@@ -96,7 +98,7 @@ describe("AccountIdentifier", () => {
         principal: Principal.fromText(
           "bwz3t-ercuj-owo6s-4adfr-sbu4o-l72hg-kfhc5-5sapm-tj6bn-3scho-uqe",
         ),
-        subAccount: SubAccount.ZERO,
+        subAccount: SubAccount.fromID(0),
       }).toHex(),
     ).toBe("df4ad42194201b15ecbbe66ff68559a126854d8141fd935c5bd53433c2fb28d4");
   });
diff --git a/packages/ledger-icp/src/account_identifier.ts b/packages/ledger-icp/src/account_identifier.ts
index c8478739..b52fa9c0 100644
--- a/packages/ledger-icp/src/account_identifier.ts
+++ b/packages/ledger-icp/src/account_identifier.ts
@@ -18,7 +18,7 @@ export class AccountIdentifier {
 
   public static fromPrincipal({
     principal,
-    subAccount = SubAccount.ZERO,
+    subAccount = SubAccount.fromID(0),
   }: {
     principal: Principal;
     subAccount?: SubAccount;
@@ -106,8 +106,6 @@ export class SubAccount {
     return new SubAccount(bytes);
   }
 
-  public static ZERO: SubAccount = this.fromID(0);
-
   public toUint8Array(): Uint8Array {
     return this.bytes;
   }