docs/subcommands/backupunit_create.md in knife-ionoscloud-5.1.0 vs docs/subcommands/backupunit_create.md in knife-ionoscloud-5.1.1

@@ -30,11 +30,14 @@
         your Ionoscloud username (required)
 
     ionoscloud_password: --password PASSWORD, -p PASSWORD
         your Ionoscloud password (required)
 
+    extra_config_file: --extra-config EXTRA_CONFIG_FILE_PATH, -e EXTRA_CONFIG_FILE_PATH
+        path to the additional config file
+
 ```
 ## Example
 
 ```text
-knife ionoscloud backupunit create --name NAME --password PASSWORD --email EMAIL --username USERNAME --password PASSWORD
+knife ionoscloud backupunit create --name NAME --password PASSWORD --email EMAIL --username USERNAME --password PASSWORD --extra-config EXTRA_CONFIG_FILE_PATH
 ```