diff --git a/renderer.php b/renderer.php
index 202786529ae110790d925ac0786ede13c20f44a1..a461b3b6e8cda17a62b5a109d231bcc67e0edf3b 100644
--- a/renderer.php
+++ b/renderer.php
@@ -190,11 +190,15 @@ class format_iena_renderer extends format_topics_renderer{
 				}
 
 				if (isset($param_section->daterendu) && $param_section->daterendu != 0) {
-					$section->dateUp = new DateTime("@$param_section->daterendu");
+					$section->date=date("j/m H:i", $param_section->daterendu);
+					$section->date_jour = date("j/m", $param_section->daterendu);
+					$section->date_heure =  date("H:i", $param_section->daterendu);
+
+					/*$section->dateUp = new DateTime("@$param_section->daterendu");
 					$section->date = $section->dateUp->format("j/m H:i");
 					$section->date_jour = $section->dateUp->format("j/m");
 					$section->date_heure = $section->dateUp->format("H:i");
-					$section->dateUp = $section->dateUp->getTimestamp();
+					$section->dateUp = $section->dateUp->getTimestamp();*/
 					if($string_date_presence){
 						$section->string_date=$string_date_presence.$section->date_jour." à ".$section->date_heure;
 					}