diff --git a/includes/ParserIcalFeedsParser.inc b/includes/ParserIcalFeedsParser.inc
index fdc7534..d3de34f 100644
--- a/includes/ParserIcalFeedsParser.inc
+++ b/includes/ParserIcalFeedsParser.inc
@@ -96,10 +96,10 @@ class ParserIcalDateTimeElement extends FeedsDateTimeElement {
       // merge!?
       $field = field_info_field($field_name);
       // is it always 'und' why is it 'und'?
-      $node_field = $node->{$field_name}['und'][0];
+      $node_field = $node->{$field_name}[LANGUAGE_NONE][0];
       $values = date_repeat_build_dates(NULL, $this->repeat_vals, $field, $node_field);
       foreach ($values as $value) {
-        $node->{$field_name}['und'][] = $value;
+        $node->{$field_name}[LANGUAGE_NONE][] = $value;
       }
     }
   }