diff --git a/docs/commands/kk-create-cluster.md b/docs/commands/kk-create-cluster.md
index 56677e88..2682b35d 100644
--- a/docs/commands/kk-create-cluster.md
+++ b/docs/commands/kk-create-cluster.md
@@ -67,4 +67,8 @@ $ kk create cluster -f config-sample.yaml
 Create a cluster from the specified configuration file and use the artifact to install operating system packages.
 ```
 $ kk create cluster -f config-sample.yaml -a kubekey-artifact.tar.gz --with-packages
+```
+Create a cluster with the specified download command.
+```
+$ kk create cluster --download-cmd 'hd get -t 8 -o %s %s'
 ```
\ No newline at end of file