diff --git a/wp-includes/ms-functions.php b/wp-includes/ms-functions.php
index 822e56c2b9..b7c018d5ab 100644
--- a/wp-includes/ms-functions.php
+++ b/wp-includes/ms-functions.php
@@ -1015,11 +1015,11 @@ function newblog_notify_siteadmin( $blog_id, $deprecated = '' ) {
 	$siteurl = site_url();
 	restore_current_blog();
 
-	$msg = sprintf( __( 'New Site: %1s
-URL: %2s
-Remote IP: %3s
+	$msg = sprintf( __( 'New Site: %1$s
+URL: %2$s
+Remote IP: %3$s
 
-Disable these notifications: %4s' ), $blogname, $siteurl, $_SERVER['REMOTE_ADDR'], $options_site_url);
+Disable these notifications: %4$s' ), $blogname, $siteurl, $_SERVER['REMOTE_ADDR'], $options_site_url);
 	$msg = apply_filters( 'newblog_notify_siteadmin', $msg );
 
 	wp_mail( $email, sprintf( __( 'New Site Registration: %s' ), $siteurl ), $msg );
@@ -1050,10 +1050,10 @@ function newuser_notify_siteadmin( $user_id ) {
 	$user = get_userdata( $user_id );
 
 	$options_site_url = esc_url(network_admin_url('settings.php'));
-	$msg = sprintf(__('New User: %1s
-Remote IP: %2s
+	$msg = sprintf(__('New User: %1$s
+Remote IP: %2$s
 
-Disable these notifications: %3s'), $user->user_login, $_SERVER['REMOTE_ADDR'], $options_site_url);
+Disable these notifications: %3$s'), $user->user_login, $_SERVER['REMOTE_ADDR'], $options_site_url);
 
 	$msg = apply_filters( 'newuser_notify_siteadmin', $msg, $user );
 	wp_mail( $email, sprintf(__('New User Registration: %s'), $user->user_login), $msg );