diff --git a/htdocs/projet/ganttchart.inc.php b/htdocs/projet/ganttchart.inc.php
index 4ce666085b9..487ff281c8c 100644
--- a/htdocs/projet/ganttchart.inc.php
+++ b/htdocs/projet/ganttchart.inc.php
@@ -91,7 +91,7 @@ if (g.getDivId() != null)
 	var graphFormat = "day";
 
 	g.setDateInputFormat('<?php echo $dateformatinput; ?>');  // Set format of input dates ('mm/dd/yyyy', 'dd/mm/yyyy', does not work with 'yyyy-mm-dd')
-	g.setDateTaskTableDisplayFormat('<?php echo $datehourformat; ?>');	// Format of date used into line
+	g.setDateTaskTableDisplayFormat('<?php echo $dateformat; ?>');	// Format of date used into line
 	g.setDateTaskDisplayFormat('<?php echo $datehourformat; ?>');		// Format of date used into popup, not into line
 	g.setDayMajorDateDisplayFormat('dd mon');
 	g.setShowRes(1); 		// Show/Hide Responsible (0/1)
diff --git a/htdocs/projet/ganttview.php b/htdocs/projet/ganttview.php
index 40a3bbbad1c..e26a56c3cc7 100644
--- a/htdocs/projet/ganttview.php
+++ b/htdocs/projet/ganttview.php
@@ -272,7 +272,7 @@ if (count($tasksarray)>0)
 	    $dateformatinput2="%m/%d/%Y";   // How the date for data are formated
   		//var_dump($dateformatinput);
   		//var_dump($dateformatinput2);
-	    print '<div id="tabs" class="gantt" style="border: 1px solid #ACACAC;">'."\n";
+	    print '<div id="tabs" class="gantt" style="width: 80vw; border: 1px solid #ACACAC;">'."\n";
 		include_once DOL_DOCUMENT_ROOT.'/projet/ganttchart.inc.php';
 		print '</div>'."\n";
 	}