diff --git a/docs/local_dev_remote_kratos.md b/docs/local_dev_remote_kratos.md
index 57257c5f269339d0c6930afbb37f24ce0ab6ed08..b8e660f53493497f37a5664c7c75a6b5c222dd7f 100644
--- a/docs/local_dev_remote_kratos.md
+++ b/docs/local_dev_remote_kratos.md
@@ -228,7 +228,10 @@ to all APIs:
 ./set-ssh-tunnel.sh "stackspin.example.com"
 ```
 
-(the tunnel goes to the kubernetes node, so *not* to your provisioning machine.
+(the tunnel goes to the kubernetes node, so *not* to your provisioning machine,
+ it will uses SSH port forwarding to map ports, as a result you will also have
+ SSH session to your kubernetes node. Do not close this session, as closing the
+ session will close the forwarded ports as well)
 
 2. Configure a local proxy