diff --git a/CHANGELOG.md b/CHANGELOG.md
index b31212e07..581bc8d17 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,19 @@ All notable changes to casper-js-sdk.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/), and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 2.7.6
+
+### Fixed
+
+- Fixes wrong logic in newTransferWithOptionalTransferId() method.
+
+## 2.7.5
+
+### Fixed
+
+- Fixes problems with Lists containing multiple Keys containing Hash or ByteArray.
+- Fixes problem with ByteArray with size different than 32 bytes.
+
 ## 2.7.4
 
 ### Fixed
diff --git a/package-lock.json b/package-lock.json
index 745a15254..88a942c6f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "casper-js-sdk",
-  "version": "2.7.5",
+  "version": "2.7.6",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "casper-js-sdk",
-      "version": "2.7.2",
+      "version": "2.7.5",
       "license": "Apache 2.0",
       "dependencies": {
         "@ethersproject/bignumber": "^5.0.8",
@@ -14,6 +14,7 @@
         "@ethersproject/constants": "^5.0.5",
         "@open-rpc/client-js": "^1.6.2",
         "@types/eccrypto": "^1.1.2",
+        "@types/ws": "^8.2.2",
         "blakejs": "^1.1.0",
         "eccrypto": "^1.1.6",
         "eslint-plugin-prettier": "^3.4.0",
@@ -34,7 +35,6 @@
         "@types/humanize-duration": "^3.18.1",
         "@types/mocha": "^5.2.7",
         "@types/node": "^14.14.31",
-        "@types/ws": "^8.2.2",
         "@typescript-eslint/eslint-plugin": "^4.16.1",
         "@typescript-eslint/parser": "^4.16.1",
         "assert": "^2.0.0",
@@ -858,7 +858,6 @@
       "version": "8.2.2",
       "resolved": "https://registry.npmjs.org/@types/ws/-/ws-8.2.2.tgz",
       "integrity": "sha512-NOn5eIcgWLOo6qW8AcuLZ7G8PycXu0xTxxkS6Q18VWFxgPUSOwV0pBj2a/4viNZVu25i7RIB7GttdkAIUUXOOg==",
-      "dev": true,
       "dependencies": {
         "@types/node": "*"
       }
@@ -9964,7 +9963,6 @@
       "version": "8.2.2",
       "resolved": "https://registry.npmjs.org/@types/ws/-/ws-8.2.2.tgz",
       "integrity": "sha512-NOn5eIcgWLOo6qW8AcuLZ7G8PycXu0xTxxkS6Q18VWFxgPUSOwV0pBj2a/4viNZVu25i7RIB7GttdkAIUUXOOg==",
-      "dev": true,
       "requires": {
         "@types/node": "*"
       }
diff --git a/package.json b/package.json
index e4723b414..d6707a869 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "casper-js-sdk",
-  "version": "2.7.5",
+  "version": "2.7.6",
   "license": "Apache 2.0",
   "description": "SDK to interact with the Casper blockchain",
   "homepage": "https://github.com/casper-ecosystem/casper-js-sdk#README.md",
diff --git a/src/lib/DeployUtil.ts b/src/lib/DeployUtil.ts
index 0994facce..ff030284c 100644
--- a/src/lib/DeployUtil.ts
+++ b/src/lib/DeployUtil.ts
@@ -801,7 +801,7 @@ export class ExecutableDeployItem implements ToBytes {
     } else {
       runtimeArgs.insert(
         'id',
-        CLValueBuilder.option(Some(new CLU64(id!)), new CLU64Type())
+        CLValueBuilder.option(None, CLTypeBuilder.u64())
       );
     }
 
diff --git a/test/lib/DeployUtil.test.ts b/test/lib/DeployUtil.test.ts
index 475094e64..4f8d03eb2 100644
--- a/test/lib/DeployUtil.test.ts
+++ b/test/lib/DeployUtil.test.ts
@@ -314,6 +314,19 @@ describe('DeployUtil', () => {
     expect(badFn).to.throw('transfer-id missing in new transfer.');
   });
 
+  it('Should be able create new transfer without providing transfer-id using newTransferWithOptionalTransferId()', () => {
+    const recipientKey = Keys.Ed25519.new();
+    const transferAmount = 10;
+
+    const goodFn = () => DeployUtil.ExecutableDeployItem.newTransferWithOptionalTransferId(
+      transferAmount,
+      recipientKey.publicKey,
+    );
+
+    expect(goodFn).to.not.throw();
+
+  });
+
   it('newTransferToUniqAddress should construct proper deploy', () => {
     const senderKey = Keys.Ed25519.new();
     const recipientKey = Keys.Ed25519.new();