diff --git a/inc/Principal.php b/inc/Principal.php
index 5e44ee33..deff90e8 100644
--- a/inc/Principal.php
+++ b/inc/Principal.php
@@ -535,7 +535,7 @@ class Principal {
       $param_name = ':'.$k;
       $sql_params[$param_name] = (isset($field_values->{$k}) ? $field_values->{$k} : $this->{$k});  
       if ( $k == 'default_privileges' ) {
-        $sql_params[$param_name] = sprintf('%024s',decbin($sql_params[$param_name]));
+        $sql_params[$param_name] = sprintf('%024s',$sql_params[$param_name]);
         $param_name = 'cast('.$param_name.' as text)::BIT(24)';
       }
       if ( $inserting ) {