diff --git a/website/docs/9-cli-reference/uc_machine_ls.md b/website/docs/9-cli-reference/uc_machine_ls.md
index 37ae0b18..24ebb0b0 100644
--- a/website/docs/9-cli-reference/uc_machine_ls.md
+++ b/website/docs/9-cli-reference/uc_machine_ls.md
@@ -9,7 +9,8 @@ uc machine ls [flags]
 ## Options
 
 ```
-  -h, --help   help for ls
+  -h, --help            help for ls
+  -o, --output string   Output format: 'json' or empty for a human-readable table.
 ```
 
 ## Options inherited from parent commands