diff --git a/wp-admin/options.php b/wp-admin/options.php
index 0a778e5f31..50e0991940 100644
--- a/wp-admin/options.php
+++ b/wp-admin/options.php
@@ -55,7 +55,7 @@ case 'update':
                 $new_val = trim($_POST[$option->option_name]);
                 if ( !$new_val && $old_val != 0 )
                     $new_val = '';
-                if( in_array($option->option_name, $nonbools) && $new_val == '0' )
+                if( in_array($option->option_name, $nonbools) && ( $new_val == '0' || $new_val == '') )
 					$new_val = 'closed';
                 if ($new_val !== $old_val) {
                     $result = $wpdb->query("UPDATE $wpdb->options SET option_value = '$new_val' WHERE option_name = '$option->option_name'");