diff --git a/tests/__factory__.ts b/tests/__factory__.ts
index 4f8119f..76a0acf 100644
--- a/tests/__factory__.ts
+++ b/tests/__factory__.ts
@@ -129,20 +129,8 @@ export const createSettingsHostContext = (id: string) => {
         : get(field)
     },
 
-    set (field, value) {
-      switch (field) {
-        case 'order.templates.number.api':
-          data.order.templates.number.api = value as string | null
-          break
-        case 'order.templates.number.crm':
-          data.order.templates.number.crm = value as string | null
-          break
-        case 'system.locale':
-          data.system.locale = value as Locale
-          break
-        default:
-          throw new Error(`[crm:embed:host] Field ${field} is not supported in context ${id}`)
-      }
+    set () {
+      throw new Error(`[crm:embed:host] Context ${id} does not support setting fields`)
     },
 
     on (event, handler) {