diff --git a/wp-includes/blocks.php b/wp-includes/blocks.php
index 3268983534..58e03d0155 100644
--- a/wp-includes/blocks.php
+++ b/wp-includes/blocks.php
@@ -1160,7 +1160,7 @@ function apply_block_hooks_to_content( $content, $context = null, $callback = 'i
  *                               Default: 'insert_hooked_blocks'.
  * @return string The serialized markup.
  */
-function apply_block_hooks_to_content_from_post_object( $content, WP_Post $post = null, $callback = 'insert_hooked_blocks' ) {
+function apply_block_hooks_to_content_from_post_object( $content, $post = null, $callback = 'insert_hooked_blocks' ) {
 	// Default to the current post if no context is provided.
 	if ( null === $post ) {
 		$post = get_post();
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 9f76f7c506..09b107ed46 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.8-alpha-59838';
+$wp_version = '6.8-alpha-59839';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.