diff --git a/src/Toolkit.js b/src/Toolkit.js
index 6ae31ed..ffbd47a 100644
--- a/src/Toolkit.js
+++ b/src/Toolkit.js
@@ -184,7 +184,7 @@ Ext.apply(Ext.form.field.VTypes, {
     passwordText: gettext('Passwords do not match'),
 
     email: function(value) {
-	let emailre = /^[\w+~-]+(\.[\w+~-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)$/;
+	let emailre = /^[\w+~-]+(\.[\w+~-]+)*@[a-zA-Z0-9-]+(\.[a-zA-Z0-9-]+)*$/;
 	return emailre.test(value);
     },
 });