Update README.md

Author: bamurtaugh

README.md

@@ -23,7 +23,9 @@ This repository is for providing feedback on the **[Visual Studio Remote Develop
 - **[Remote - Containers](https://aka.ms/vscode-remote/download/containers)**
 - **[Remote - WSL](https://aka.ms/vscode-remote/download/wsl)**
 
-If you are running into an issue with **another extension** you'd like to use with the Remote Development extensions, please raise an issue in the extension's repository. You can reference our [summary](https://aka.ms/vscode-remote/troubleshooting/extensions) of tips for remote related issues and our [extension guide](https://aka.ms/vscode-remote/developing-extensions) to help the extension author get started. Issues related to dev container definitions can also be reported in the [vscode-dev-containers repository](https://aka.ms/vscode-dev-containers).
+If you are running into an issue with **another extension** you'd like to use with the Remote Development extensions, please raise an issue in the extension's repository. You can reference our [summary](https://aka.ms/vscode-remote/troubleshooting/extensions) of tips for remote related issues and our [extension guide](https://aka.ms/vscode-remote/developing-extensions) to help the extension author get started. 
+
+Issues related to dev container definitions can be reported in the [vscode-dev-containers repository](https://aka.ms/vscode-dev-containers). You may use the [dev container spec repository](https://github.com/microsoft/dev-container-spec) to file and review issues to shape the direction of development containers and the dev container CLI.
 
 ## Documentation