diff --git a/wp-content/themes/twentytwentyone/inc/template-tags.php b/wp-content/themes/twentytwentyone/inc/template-tags.php
index 4f146a3616..fbd10bcbc0 100644
--- a/wp-content/themes/twentytwentyone/inc/template-tags.php
+++ b/wp-content/themes/twentytwentyone/inc/template-tags.php
@@ -203,7 +203,7 @@ if ( ! function_exists( 'twenty_twenty_one_post_thumbnail' ) ) {
 				<?php if ( wp_get_attachment_caption( get_post_thumbnail_id() ) ) : ?>
 					<figcaption class="wp-caption-text"><?php echo wp_kses_post( wp_get_attachment_caption( get_post_thumbnail_id() ) ); ?></figcaption>
 				<?php endif; ?>
-			</figure>
+			</figure><!-- .post-thumbnail -->
 
 		<?php endif; ?>
 		<?php
diff --git a/wp-includes/version.php b/wp-includes/version.php
index f8f53aff6f..460df97cd6 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-53398';
+$wp_version = '6.1-alpha-53399';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.