diff --git a/phpBB/language/en/install.php b/phpBB/language/en/install.php
index 539859f4c9..7fd12280de 100755
--- a/phpBB/language/en/install.php
+++ b/phpBB/language/en/install.php
@@ -32,10 +32,10 @@ $lang = array_merge($lang, array(
 	'ADMIN_CONFIG'				=> 'Admin Configuration',
 	'ADMIN_PASSWORD'			=> 'Administrator password',
 	'ADMIN_PASSWORD_CONFIRM'	=> 'Confirm administrator password',
-	'ADMIN_PASSWORD_EXPLAIN'	=> '(Please enter a password between 6 and 30 characters is length)',
+	'ADMIN_PASSWORD_EXPLAIN'	=> '(Please enter a password between 6 and 30 characters in length)',
 	'ADMIN_TEST'				=> 'Check administrator settings',
 	'ADMIN_USERNAME'			=> 'Administrator username',
-	'ADMIN_USERNAME_EXPLAIN'	=> '(Please enter a username between 3 and 20 characters is length)',
+	'ADMIN_USERNAME_EXPLAIN'	=> '(Please enter a username between 3 and 20 characters in length)',
 	'APP_MAGICK'				=> 'Imagemagick support [ Attachments ]',
 	'AUTHOR_NOTES'				=> 'Author Notes<br />&#187; %s',
 	'AVAILABLE'					=> 'Available',