diff --git a/src/ArrayObject.php b/src/ArrayObject.php
index e890084d0..1e93ba0f2 100644
--- a/src/ArrayObject.php
+++ b/src/ArrayObject.php
@@ -423,7 +423,7 @@ public function unserialize($data)
                     $this->setIteratorClass($v);
                     break;
                 case 'protectedProperties':
-                    continue;
+                    break;
                 default:
                     $this->__set($k, $v);
             }