diff --git a/services/admin-api.md b/services/admin-api.md
index 871b0dcb..f957af92 100644
--- a/services/admin-api.md
+++ b/services/admin-api.md
@@ -60,8 +60,8 @@ to set the policy using current mechanism.
 | `admin.vm.firewall.Reload`             | vm        | -         | -                                         | -                                                         | force reload firewall without changing any rule
 | `admin.vm.device.<class>.Attach`       | vm        | device    | options                                   | -                                                         | `device` is in form `<backend-name>+<device-ident>` <br/>optional options given in `key=value` format, separated with spaces; <br/>options can include `persistent=yes` to "persistently" attach the device (default is temporary)
 | `admin.vm.device.<class>.Detach`       | vm        | device    | -                                         | -                                                         | `device` is in form `<backend-name>+<device-ident>`
-| `admin.vm.device.<class>.List`         | vm        | -         | -                                         | `<device> <options>\n`                                    |
-| `admin.vm.device.<class>.Available`    | vm        | device-ident | -                                         | `<device-ident> <properties> description=<desc>\n`        | optional service argument may be used to get info about a single device, <br/>optional (device class specific) properties are in `key=value` form, <br/>`description` must be the last one and is the only one allowed to contain spaces; <br/>options can include `persistent=yes` for "persistently" attached devices (default is temporary)
+| `admin.vm.device.<class>.List`         | vm        | -         | -                                         | `<device> <options>\n`                                    | options can include `persistent=yes` for "persistently" attached devices (default is temporary)
+| `admin.vm.device.<class>.Available`    | vm        | device-ident | -                                         | `<device-ident> <properties> description=<desc>\n`        | optional service argument may be used to get info about a single device, <br/>optional (device class specific) properties are in `key=value` form, <br/>`description` must be the last one and is the only one allowed to contain spaces
 | `admin.vm.microphone.Attach`           | vm        | -         | -                                         | -                                                         |
 | `admin.vm.microphone.Detach`           | vm        | -         | -                                         | -                                                         |
 | `admin.pool.List`                      | `dom0`    | -         | -                                         | `<pool>\n`                                                |