diff --git a/new-lamassu-admin/src/pages/AddMachine/AddMachine.js b/new-lamassu-admin/src/pages/AddMachine/AddMachine.js
index 5c5bd46f..45d531d1 100644
--- a/new-lamassu-admin/src/pages/AddMachine/AddMachine.js
+++ b/new-lamassu-admin/src/pages/AddMachine/AddMachine.js
@@ -114,10 +114,7 @@ const validationSchema = Yup.object().shape({
     .test(
       'unique-name',
       'Machine name is already in use.',
-      (value, context) => {
-        if (context.options.context.machineNames.includes(value)) return false
-        return true
-      }
+      (value, context) => !context.options.context.machineNames.includes(value)
     )
 })