diff --git a/idiorm.php b/idiorm.php
index 128c6b7..0625302 100644
--- a/idiorm.php
+++ b/idiorm.php
@@ -2503,6 +2503,14 @@ public function offsetUnset($offset) {
             unset($this->_results[$offset]);
         }
 
+        public function __serialize() {
+            return $this->serialize();
+        }
+
+        public function __unserialize($data) {
+            $this->unserialize($data);
+        }
+
         /**
          * Serializable
          * @return string