diff --git a/wp-admin/includes/upgrade.php b/wp-admin/includes/upgrade.php
index 8cc106f45d..e0170f2705 100644
--- a/wp-admin/includes/upgrade.php
+++ b/wp-admin/includes/upgrade.php
@@ -2567,7 +2567,7 @@ function __get_option( $setting ) { // phpcs:ignore WordPress.NamingConventions.
 
 	$option = $wpdb->get_var( $wpdb->prepare( "SELECT option_value FROM $wpdb->options WHERE option_name = %s", $setting ) );
 
-	if ( 'home' === $setting && '' === $option ) {
+	if ( 'home' === $setting && ! $option ) {
 		return __get_option( 'siteurl' );
 	}
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 318d8c5afd..6a1906250c 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.6-alpha-48866';
+$wp_version = '5.6-alpha-48868';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.