Use new filter for the_content

src/wp-includes/default-filters.php

@@ -197,7 +197,7 @@
 add_filter( 'the_title', 'convert_chars' );
 add_filter( 'the_title', 'trim' );
 
-add_filter( 'the_content', 'apply_block_hooks_to_content', 8 ); // BEFORE do_blocks().
+add_filter( 'the_content', 'apply_block_hooks_to_content_from_post_object', 8 ); // BEFORE do_blocks().
 add_filter( 'the_content', 'do_blocks', 9 );
 add_filter( 'the_content', 'wptexturize' );
 add_filter( 'the_content', 'convert_smilies', 20 );