diff --git a/wp-admin/includes/file.php b/wp-admin/includes/file.php
index 0f6acc69b4..2770a2e15e 100644
--- a/wp-admin/includes/file.php
+++ b/wp-admin/includes/file.php
@@ -1904,7 +1904,7 @@ function copy_dir( $from, $to, $skip_list = array() ) {
 	$dirlist = $wp_filesystem->dirlist( $from );
 
 	if ( false === $dirlist ) {
-		return new WP_Error( 'dirlist_failed_copy_dir', __( 'Directory listing failed.' ), basename( $to ) );
+		return new WP_Error( 'dirlist_failed_copy_dir', __( 'Directory listing failed.' ), basename( $from ) );
 	}
 
 	$from = trailingslashit( $from );
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 46d38bb8f1..c9ce3c78eb 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.3-alpha-55537';
+$wp_version = '6.3-alpha-55538';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.