diff --git a/phpBB/includes/functions_user.php b/phpBB/includes/functions_user.php
index cccebfbc56..d335c32cd5 100644
--- a/phpBB/includes/functions_user.php
+++ b/phpBB/includes/functions_user.php
@@ -1211,7 +1211,7 @@ function validate_username($username, $allowed_username = false)
 
 		case 'USERNAME_ALPHA_SPACERS':
 			$pcre = true;
-			$regex = '[-\]_+ ]+';
+			$regex = '[A-Za-z-\]_+ ]+';
 		break;
 
 		case 'USERNAME_LETTER_NUM':
diff --git a/phpBB/includes/ucp/ucp_register.php b/phpBB/includes/ucp/ucp_register.php
index 9b28fa0cf6..8c749a1bd6 100644
--- a/phpBB/includes/ucp/ucp_register.php
+++ b/phpBB/includes/ucp/ucp_register.php
@@ -496,8 +496,6 @@ class ucp_register
 			break;
 		}
 
-		$user_char_ary = array('.*' => 'USERNAME_CHARS_ANY', '[a-z]+' => 'USERNAME_ALPHA_ONLY', '[-\]_+ [a-z]+' => 'USERNAME_ALPHA_SPACERS', '\w+' => 'USERNAME_LETTER_NUM', '[-\]_+ [\w]+' => 'USERNAME_LETTER_NUM_SPACERS', '[\x01-\x7F]+' => 'USERNAME_ASCII');
-
 		$template->assign_vars(array(
 			'ERROR'				=> (sizeof($error)) ? implode('<br />', $error) : '',
 			'USERNAME'			=> $data['username'],