Index: spyc.php
===================================================================
--- spyc.php      (revision 111)
+++ spyc.php      (working copy)
@@ -252,6 +252,8 @@
      * @param $indent The indent of the current node
      */
   private function _yamlize($key,$value,$indent, $previous_key = -1, $first_key = 0, $source_array = null) {
+    if (is_object($value))
+      $value = (array)$value;
     if (is_array($value)) {
       if (empty ($value))
         return $this->_dumpNode($key, array(), $indent, $previous_key, $first_key, $source_array);