diff --git a/wp-includes/query.php b/wp-includes/query.php
index 812f630f9c..71200b9388 100644
--- a/wp-includes/query.php
+++ b/wp-includes/query.php
@@ -1177,7 +1177,6 @@ class WP_Query {
 			, 'attachment'
 			, 'attachment_id'
 			, 'name'
-			, 'hour'
 			, 'static'
 			, 'pagename'
 			, 'page_id'