diff --git a/wp-includes/blocks/index.php b/wp-includes/blocks/index.php
index 6832759e77..40967727da 100644
--- a/wp-includes/blocks/index.php
+++ b/wp-includes/blocks/index.php
@@ -106,11 +106,11 @@ function register_core_block_style_handles() {
 		$wp_styles->add( $style_handle, $blocks_url . $style_path );
 		$wp_styles->add_data( $style_handle, 'path', $path );
 
-		$rtl_file = str_replace( "{$suffix}.css", "-rtl{$suffix}.css", $path );
+		$rtl_file = "{$name}/{$filename}-rtl{$suffix}.css";
 		if ( is_rtl() && in_array( $rtl_file, $files, true ) ) {
 			$wp_styles->add_data( $style_handle, 'rtl', 'replace' );
 			$wp_styles->add_data( $style_handle, 'suffix', $suffix );
-			$wp_styles->add_data( $style_handle, 'path', $rtl_file );
+			$wp_styles->add_data( $style_handle, 'path', str_replace( "{$suffix}.css", "-rtl{$suffix}.css", $path ) );
 		}
 	};
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index c93465eb38..edb1860748 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.5-alpha-57027';
+$wp_version = '6.5-alpha-57028';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.