diff --git a/wp-includes/class-wp-theme.php b/wp-includes/class-wp-theme.php
index 2d6ee7eca1..04cca33add 100644
--- a/wp-includes/class-wp-theme.php
+++ b/wp-includes/class-wp-theme.php
@@ -1210,7 +1210,7 @@ final class WP_Theme implements ArrayAccess {
 			$files += (array) self::scandir( $this->get_template_directory(), $type, $depth );
 		}
 
-		return $files;
+		return array_filter( $files );
 	}
 
 	/**
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 98feac0eac..767ac89333 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.0-beta2-53252';
+$wp_version = '6.0-beta2-53253';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.