diff --git a/.github/workflows/cd.yml b/.github/workflows/cd.yml
index e87853c..abb756d 100755
--- a/.github/workflows/cd.yml
+++ b/.github/workflows/cd.yml
@@ -28,7 +28,7 @@ jobs:
           npm pack
       - name: Upload NPM Artifacts
         id: upload_npm
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: package-npm
           path: cfn-rpdk-${{ env.VERSION }}.tgz
@@ -50,7 +50,7 @@ jobs:
         run: |
           python -m pip install --upgrade pip setuptools wheel
           python3 setup.py sdist bdist_wheel
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           name: dist-py${{ matrix.python }}
           path: dist
diff --git a/package-lock.json b/package-lock.json
index cda08a2..b8a7670 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
     "name": "@amazon-web-services-cloudformation/cloudformation-cli-typescript-lib",
-    "version": "1.0.5",
+    "version": "1.0.6",
     "lockfileVersion": 3,
     "requires": true,
     "packages": {
         "": {
             "name": "@amazon-web-services-cloudformation/cloudformation-cli-typescript-lib",
-            "version": "1.0.5",
+            "version": "1.0.6",
             "license": "Apache License 2.0",
             "dependencies": {
                 "@org-formation/tombok": "^0.0.1",
diff --git a/python/rpdk/typescript/__init__.py b/python/rpdk/typescript/__init__.py
index affdd60..e54d992 100644
--- a/python/rpdk/typescript/__init__.py
+++ b/python/rpdk/typescript/__init__.py
@@ -1,5 +1,5 @@
 import logging
 
-__version__ = "1.0.4"
+__version__ = "1.0.5"
 
 logging.getLogger(__name__).addHandler(logging.NullHandler())
diff --git a/python/rpdk/typescript/codegen.py b/python/rpdk/typescript/codegen.py
index 9056a22..8b693f6 100644
--- a/python/rpdk/typescript/codegen.py
+++ b/python/rpdk/typescript/codegen.py
@@ -26,7 +26,7 @@
 SUPPORT_LIB_NAME = (
     "@amazon-web-services-cloudformation/cloudformation-cli-typescript-lib"
 )
-SUPPORT_LIB_VERSION = "^1.0.1"
+SUPPORT_LIB_VERSION = "^1.0.6"
 MAIN_HANDLER_FUNCTION = "TypeFunction"
 
 
diff --git a/python/rpdk/typescript/templates/models.ts b/python/rpdk/typescript/templates/models.ts
index 2d428b0..ae0b451 100644
--- a/python/rpdk/typescript/templates/models.ts
+++ b/python/rpdk/typescript/templates/models.ts
@@ -1,6 +1,6 @@
 // This is a generated file. Modifications will be overwritten.
 import { BaseModel, Dict, integer, Integer, Optional, transformValue } from '{{lib_name}}';
-import { Exclude, Expose, Type, Transform } from 'class-transformer';
+import { Exclude, Expose, Type, Transform, TransformFnParams } from 'class-transformer';
 
 {% for model, properties in models.items() %}
 export class {{ model|uppercase_first_letter }} extends BaseModel {
@@ -31,8 +31,8 @@ export class {{ model|uppercase_first_letter }} extends BaseModel {
     @Type(() => {{ inner_type.type }})
     {% else %}
     @Transform(
-        ({value, obj}) =>
-            transformValue({{ inner_type.wrapper_type }}, '{{ name|lowercase_first_letter|safe_reserved }}', value, obj, [{{ inner_type.classes|join(', ') }}]),
+        (params: TransformFnParams) =>
+            transformValue({{ inner_type.wrapper_type }}, '{{ name|lowercase_first_letter|safe_reserved }}', params.value, params.obj, [{{ inner_type.classes|join(', ') }}]),
         {
             toClassOnly: true,
         }
diff --git a/python/rpdk/typescript/templates/package.json b/python/rpdk/typescript/templates/package.json
index f644acc..c760bdb 100644
--- a/python/rpdk/typescript/templates/package.json
+++ b/python/rpdk/typescript/templates/package.json
@@ -14,7 +14,7 @@
     },
     "dependencies": {
         "{{lib_name}}": "{{lib_path}}",
-        "class-transformer": "0.3.1"
+        "class-transformer": "0.5.1"
     },
     "devDependencies": {
         "@types/node": "^20.0.0",
diff --git a/tests/lib/log-delivery.test.ts b/tests/lib/log-delivery.test.ts
index fd0a73b..1b32144 100644
--- a/tests/lib/log-delivery.test.ts
+++ b/tests/lib/log-delivery.test.ts
@@ -1271,11 +1271,11 @@ describe('when delivering logs', () => {
             loggerProxy.addLogPublisher(s3Logger);
 
             loggerProxy.log('count: [%d]', 5.12);
-            loggerProxy.log('timestamp: [%s]', new Date('2020-01-01'));
+            loggerProxy.log('timestamp: [%s]', new Date('2020-01-01').toISOString());
 
-            loggerProxy.log('timestamp: [%s]', new Date('2020-01-02'));
-            loggerProxy.log('timestamp: [%s]', new Date('2020-01-03'));
-            loggerProxy.log('timestamp: [%s]', new Date('2020-01-04'));
+            loggerProxy.log('timestamp: [%s]', new Date('2020-01-02').toISOString());
+            loggerProxy.log('timestamp: [%s]', new Date('2020-01-03').toISOString());
+            loggerProxy.log('timestamp: [%s]', new Date('2020-01-04').toISOString());
             expect(inspect.defaultOptions.depth).toBe(8);
             await loggerProxy.waitCompletion();