diff --git a/src/wp-admin/includes/post.php b/src/wp-admin/includes/post.php
index 8055a7b7dc..f6c903e485 100644
--- a/src/wp-admin/includes/post.php
+++ b/src/wp-admin/includes/post.php
@@ -541,8 +541,8 @@ function bulk_edit_posts( $post_data = null ) {
 		}
 
 		if ( isset($new_cats) && in_array( 'category', $tax_names ) ) {
-			$cats = (array) wp_get_post_categories($post_ID);
-			$post_data['post_category'] = array_unique( array_merge($cats, $new_cats) );
+			// $cats = (array) wp_get_post_categories($post_ID);
+			// $post_data['post_category'] = array_unique( array_merge($cats, $new_cats) );
 			unset( $post_data['tax_input']['category'] );
 		}