diff --git a/libs/PiwikTracker/PiwikTracker.php b/libs/PiwikTracker/PiwikTracker.php
index 1e0ff01c0fd0b49ed9752bc3676dada395c2fffa..ebfdb2e0bae96622ef46f4c9ba6671c0bf3a1ba3 100644
--- a/libs/PiwikTracker/PiwikTracker.php
+++ b/libs/PiwikTracker/PiwikTracker.php
@@ -250,6 +250,7 @@ class PiwikTracker
     public function setNewVisitorId()
     {
         $this->visitorId = substr(md5(uniqid(rand(), true)), 0, self::LENGTH_VISITOR_ID);
+        $this->forcedVisitorId = false;
     }
 
     /**