diff --git a/src/wp-admin/post.php b/src/wp-admin/post.php
index ef3e73a829..2121d7bc0c 100644
--- a/src/wp-admin/post.php
+++ b/src/wp-admin/post.php
@@ -95,6 +95,7 @@ switch ( $action ) {
 
 		$_POST['comment_status'] = get_default_comment_status( $post->post_type );
 		$_POST['ping_status']    = get_default_comment_status( $post->post_type, 'pingback' );
+		$_POST['content'] = '<!-- wp:paragraph --><p>' . nl2br( $_POST['content'] ) . '</p><!-- /wp:paragraph -->';
 
 		edit_post();
 		wp_dashboard_quick_press();