diff --git a/wp-includes/l10n.php b/wp-includes/l10n.php
index 9e2a86a759..038b916049 100644
--- a/wp-includes/l10n.php
+++ b/wp-includes/l10n.php
@@ -833,11 +833,13 @@ function load_textdomain( $domain, $mofile, $locale = null ) {
 		 * the file path could be for an MO or PHP file.
 		 *
 		 * @since 6.5.0
+		 * @since 6.6.0 Added the `$locale` parameter.
 		 *
 		 * @param string $file   Path to the translation file to load.
 		 * @param string $domain The text domain.
+		 * @param string $locale The locale.
 		 */
-		$file = (string) apply_filters( 'load_translation_file', $file, $domain );
+		$file = (string) apply_filters( 'load_translation_file', $file, $domain, $locale );
 
 		$success = $i18n_controller->load_file( $file, $domain, $locale );
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 50cc8e925c..bb36779962 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.6-alpha-58094';
+$wp_version = '6.6-alpha-58095';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.