diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 00000000..618e1aed
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,22 @@
+# Changelog
+
+All notable changes to the Azure Load Testing GitHub Action will be documented in this file.
+
+## [v1] - 2025-11
+
+### Recommended Version
+**v1 is the recommended version for all users.**
+
+### Changed
+- Updated data plane token scope from `https://loadtest.azure-dev.com` to `https://cnt-prod.loadtesting.azure.com` for production Azure Load Testing service.
+
+## [v1] - Previous Release
+
+### Features
+- Initial release of Azure Load Testing GitHub Action
+- Support for running load tests with Azure Load Testing service
+- Integration with GitHub Actions workflows
+- Support for JMeter scripts, Locust tests, and URL-based tests
+- Pass/Fail criteria configuration
+- Secret and environment variable injection
+- Multi-region testing support
diff --git a/README.md b/README.md
index 9aa42bbc..e653142f 100644
--- a/README.md
+++ b/README.md
@@ -122,7 +122,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout GitHub Actions 
-        uses: actions/checkout@v2
+        uses: actions/checkout@v1
           
       - name: Login to Azure
         uses: azure/login@v1
diff --git a/lib/mappers.js b/lib/mappers.js
index 585aef27..5fded64e 100644
--- a/lib/mappers.js
+++ b/lib/mappers.js
@@ -58,7 +58,7 @@ var resourceId = "";
 var subscriptionID = "";
 var environment = "AzureCloud";
 var armTokenScope = "https://management.core.windows.net";
-var dataPlaneTokenScope = "https://loadtest.azure-dev.com";
+var dataPlaneTokenScope = "https://cnt-prod.loadtesting.azure.com";
 var armEndpoint = "https://management.azure.com";
 var tenantId = "";
 var yamlFile = "";
diff --git a/src/mappers.ts b/src/mappers.ts
index 05862530..2bfa07e3 100644
--- a/src/mappers.ts
+++ b/src/mappers.ts
@@ -26,7 +26,7 @@ var resourceId = "";
 var subscriptionID = "";
 var environment="AzureCloud";
 var armTokenScope="https://management.core.windows.net";
-var dataPlaneTokenScope="https://loadtest.azure-dev.com";
+var dataPlaneTokenScope="https://cnt-prod.loadtesting.azure.com";
 var armEndpoint="https://management.azure.com";
 var tenantId = "";
 var yamlFile = "";