diff --git a/wp-includes/ms-functions.php b/wp-includes/ms-functions.php
index e024789052..d209435fd3 100644
--- a/wp-includes/ms-functions.php
+++ b/wp-includes/ms-functions.php
@@ -2274,10 +2274,13 @@ function wp_schedule_update_network_counts() {
  * Update the network-wide counts for the current network.
  *
  * @since 3.1.0
+ * @since 4.8.0 The $network_id parameter has been added.
+ *
+ * @param int|null $network_id ID of the network. Default is the current network.
  */
-function wp_update_network_counts() {
-	wp_update_network_user_counts();
-	wp_update_network_site_counts();
+function wp_update_network_counts( $network_id = null ) {
+	wp_update_network_user_counts( $network_id );
+	wp_update_network_site_counts( $network_id );
 }
 
 /**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 6b9e9f4b88..9d9026d4aa 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.8-alpha-40485';
+$wp_version = '4.8-alpha-40486';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.