diff --git a/docs/Developer-Guide.md b/docs/Developer-Guide.md
index ab4ae1247c..d6f71af065 100644
--- a/docs/Developer-Guide.md
+++ b/docs/Developer-Guide.md
@@ -490,7 +490,9 @@ bash-4.2# exit
 exit
 ```
 
-`kata-runtime exec` has a command-line option `runtime-namespace`, which is used to specify under which namespace the containers(Pods) are created. By default, it is set to `k8s.io` and works for containerd, for other upper runtimes, you may need to set the namespace by `runtime-namespace` option.
+`kata-runtime exec` has a command-line option `runtime-namespace`, which is used to specify under which [runtime namespace](https://github.com/containerd/containerd/blob/master/docs/namespaces.md) the particular pod was created. By default, it is set to `k8s.io` and works for containerd when configured
+ with Kubernetes. This should not be confused with [Kubernetes namespaces](https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/).
+For other CRI-runtimes and configurations, you may need to set the namespace utilizing the `runtime-namespace` option.
 
 If you want to access guest OS through a traditional way, see [Traditional debug console setup)](#traditional-debug-console-setup).