diff --git a/README.md b/README.md
index 78dc2f3..a69f7a3 100644
--- a/README.md
+++ b/README.md
@@ -120,7 +120,7 @@ Vue.component('user-registration-form', {
 
     methods: {
         checkFieldForError(field) {
-            return this.userRegistrationForm.errors.has('field');
+            return this.userRegistrationForm.errors.has(field);
         }
     }