diff --git a/wp-includes/block-template-utils.php b/wp-includes/block-template-utils.php
index 94934599a8..f71ae26aab 100644
--- a/wp-includes/block-template-utils.php
+++ b/wp-includes/block-template-utils.php
@@ -478,7 +478,6 @@ function _flatten_blocks( &$blocks ) {
  * @access private
  *
  * @param array $block a parsed block.
- * @return void
  */
 function _inject_theme_attribute_in_template_part_block( &$block ) {
 	if (
@@ -496,7 +495,6 @@ function _inject_theme_attribute_in_template_part_block( &$block ) {
  * @access private
  *
  * @param array $block a parsed block.
- * @return void
  */
 function _remove_theme_attribute_from_template_part_block( &$block ) {
 	if (
diff --git a/wp-includes/class-wp-theme.php b/wp-includes/class-wp-theme.php
index 40812c72bc..84219cd921 100644
--- a/wp-includes/class-wp-theme.php
+++ b/wp-includes/class-wp-theme.php
@@ -776,8 +776,6 @@ final class WP_Theme implements ArrayAccess {
 	 * Perform reinitialization tasks.
 	 *
 	 * Prevents a callback from being injected during unserialization of an object.
-	 *
-	 * @return void
 	 */
 	public function __wakeup() {
 		if ( $this->parent && ! $this->parent instanceof self ) {
diff --git a/wp-includes/rest-api/endpoints/class-wp-rest-navigation-fallback-controller.php b/wp-includes/rest-api/endpoints/class-wp-rest-navigation-fallback-controller.php
index 2290c69f32..575a1a900e 100644
--- a/wp-includes/rest-api/endpoints/class-wp-rest-navigation-fallback-controller.php
+++ b/wp-includes/rest-api/endpoints/class-wp-rest-navigation-fallback-controller.php
@@ -40,8 +40,6 @@ class WP_REST_Navigation_Fallback_Controller extends WP_REST_Controller {
 	 * Registers the controllers routes.
 	 *
 	 * @since 6.3.0
-	 *
-	 * @return void
 	 */
 	public function register_routes() {
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index be06f2b14d..fb8f217707 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.4-beta4-56942';
+$wp_version = '6.4-beta4-56943';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.