diff --git a/resources/lang/en-US/general.php b/resources/lang/en-US/general.php
index 77670b5a7e..ead5fcbfa3 100644
--- a/resources/lang/en-US/general.php
+++ b/resources/lang/en-US/general.php
@@ -127,6 +127,7 @@ return [
     'firstname_lastname_underscore_format' => 'First Name Last Name (jane_smith@example.com)',
     'lastnamefirstinitial_format' =>  'Last Name First Initial (smithj@example.com)',
     'firstintial_dot_lastname_format' => 'First Initial Last Name (j.smith@example.com)',
+    'lastname_dot_firstinitial_format' => 'Last Name First Initial (smith.j@example.com)',
     'firstname_lastname_display'	=> 'First Name Last Name (Jane Smith)',
     'lastname_firstname_display'	=> 'Last Name First Name (Smith Jane)',
     'name_display_format'	=> 'Name Display Format',
diff --git a/resources/macros/macros.php b/resources/macros/macros.php
index db7b1d08b4..debf3241c5 100644
--- a/resources/macros/macros.php
+++ b/resources/macros/macros.php
@@ -198,6 +198,7 @@ Form::macro('username_format', function ($name = 'username_format', $selected =
         'firstname_lastname' => trans('general.firstname_lastname_underscore_format'),
         'firstinitial.lastname' => trans('general.firstinitial.lastname'),
         'lastname_firstinitial' => trans('general.lastname_firstinitial'),
+        'lastname.firstinitial' => trans('general.lastname_dot_firstinitial_format'),
         'firstnamelastname' => trans('general.firstnamelastname'),
         'firstnamelastinitial' => trans('general.firstnamelastinitial'),
         'lastname.firstname' => trans('general.lastnamefirstname'),