diff --git a/webpack/lib/field-manager.js b/webpack/lib/field-manager.js
index 9bbfde6..1210bcb 100644
--- a/webpack/lib/field-manager.js
+++ b/webpack/lib/field-manager.js
@@ -21,7 +21,7 @@ FieldValidator.pushFormat('basic-name', (input) => {
 /* (3) URL name */
 FieldValidator.pushFormat('url-name', (input) => {
 	return typeof input === 'string' && /^[a-z0-9_-]{3,20}$/i.test(input);
-}, '3 characters required: letters, numbers, dots, hyphens');
+}, '3 characters required: letters, numbers, hyphens');
 
 /* (4) Password */
 FieldValidator.pushFormat('password', (input) => {