diff --git a/iframe.module b/iframe.module
index a220e51..ed2d6b5 100644
--- a/iframe.module
+++ b/iframe.module
 /**
  * Implements hook_field_formatter_info().
  */
@@ -362,25 +362,25 @@ function iframe_field_formatter_info() {
  */
 function iframe_field_formatter_view($object_type, $object, $field, $instance, $langcode, $items, $display) {
   $element = array();
-  
+
   if ($display['type']=='iframe_formatter_default') {
       foreach ($items as $delta => $item) {
-        $element[$delta] = '<p>' . iframe_formatter_default_helper($item, $delta) . '</p>';
+        $element[$delta] = array('#markup' => '<p>' . iframe_formatter_default_helper($item, $delta) . '</p>');
       }
   }
   elseif ($display['type']=='iframe_formatter_only') {
       foreach ($items as $delta => $item) {
-        $element[$delta] = '<p>' . iframe_formatter_only_helper($item, $delta) . '</p>';
+        $element[$delta] = array('#markup' => '<p>' . iframe_formatter_only_helper($item, $delta) . '</p>');
       }
   }
   elseif ($display['type']=='iframe_formatter_asurl') {
       foreach ($items as $delta => $item) {
-        $element[$delta] = '<p>' . iframe_formatter_asurl_helper($item, $delta) . '</p>';
+        $element[$delta] = array('#markup' => '<p>' . iframe_formatter_asurl_helper($item, $delta) . '</p>');
       }
   }
   elseif ($display['type']=='iframe_formatter_asurlwithuri') {
       foreach ($items as $delta => $item) {
-        $element[$delta] = '<p>' . iframe_formatter_asurlwithuri_helper($item, $delta) . '</p>';
+        $element[$delta] = array('#markup' => '<p>' . iframe_formatter_asurlwithuri_helper($item, $delta) . '</p>');
       }
   }
   return $element;
@@ -505,7 +505,7 @@ function iframe_iframe($text, $path, $options = FALSE) {
 /**************************************************************************
  * Field Type API: Widget
  **************************************************************************/
- 
+
 /**
  * Implements hook_field_widget_info().
 ** Anzeige auf der Feld-Einstellungsseite zum speziellen Inhaltstyp, zusätzlich zu den echten Feldern.