diff --git a/wp-includes/taxonomy.php b/wp-includes/taxonomy.php
index 15ccacb767..698a0699cc 100644
--- a/wp-includes/taxonomy.php
+++ b/wp-includes/taxonomy.php
@@ -580,11 +580,6 @@ function unregister_taxonomy( $taxonomy ) {
 	$taxonomy_object->remove_rewrite_rules();
 	$taxonomy_object->remove_hooks();
 
-	// Remove custom taxonomy default term option.
-	if ( ! empty( $taxonomy_object->default_term ) ) {
-		delete_option( 'default_term_' . $taxonomy_object->name );
-	}
-
 	// Remove the taxonomy.
 	unset( $wp_taxonomies[ $taxonomy ] );
 
diff --git a/wp-includes/version.php b/wp-includes/version.php
index 4c1098d575..ffb00a3038 100644
--- a/wp-includes/version.php
+++ b/wp-includes/version.php
@@ -16,7 +16,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '6.1-alpha-53665';
+$wp_version = '6.1-alpha-53669';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.