diff --git a/README.md b/README.md
index 1a87395..d0ba4ee 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ You can make the `zabbix_hostid` field hidden or read-only to prevent human inte
 This is optional and there is a use case for leaving it read-write in the UI to manually change the ID. For example to re-run a sync.
 
 ## Virtual Machine (VM) Syncing
-In order to use VM syncing, make sure that the zabbix_id custom field is also present on Virtual machine objects in Netbox.
+In order to use VM syncing, make sure that the `zabbix_id` custom field is also present on Virtual machine objects in Netbox.
 
 Use the `config.py` file and set the `sync_vms` variable to `True`.