diff --git a/includes/polling/ports.inc.php b/includes/polling/ports.inc.php
index e73eda3d82..5c308c3198 100644
--- a/includes/polling/ports.inc.php
+++ b/includes/polling/ports.inc.php
@@ -116,6 +116,8 @@ $ifmib_oids = array(
     'ifXEntry',
     'ifAdminStatus',
     'ifOperStatus',
+    'ifInErrors',
+    'ifOutErrors',
 );
 
 echo 'Caching Oids: ';