diff --git a/sdk/identity/azure-identity/README.md b/sdk/identity/azure-identity/README.md
index f73f80da7..b538cb977 100644
--- a/sdk/identity/azure-identity/README.md
+++ b/sdk/identity/azure-identity/README.md
@@ -262,6 +262,7 @@ Azure SDK for C++ is licensed under the [MIT](https://github.com/Azure/azure-sdk
 
 <!-- LINKS -->
 [azure_cli]: https://learn.microsoft.com/cli/azure
+[azure_sub]: https://azure.microsoft.com/free/
 [azsdk_vcpkg_install]: https://github.com/Azure/azure-sdk-for-cpp#download--install-the-sdk
 [azure_sdk_for_cpp_contributing]: https://github.com/Azure/azure-sdk-for-cpp/blob/main/CONTRIBUTING.md
 [azure_sdk_for_cpp_contributing_developer_guide]: https://github.com/Azure/azure-sdk-for-cpp/blob/main/CONTRIBUTING.md#developer-guide