diff --git a/htdocs/projet/ganttchart.inc.php b/htdocs/projet/ganttchart.inc.php
index 2600fbd02fc..47ad04d1dc7 100644
--- a/htdocs/projet/ganttchart.inc.php
+++ b/htdocs/projet/ganttchart.inc.php
@@ -131,7 +131,7 @@ else
 /**
  * Add a gant chart line
  *
- * @param 	string	$tarr					tarr
+ * @param 	array	$tarr					Array of all tasks
  * @param	array	$task					Array with properties of one task
  * @param 	Project	$project_dependencies	Project object
  * @param 	int		$level					Level
@@ -206,7 +206,7 @@ function constructGanttLine($tarr,$task,$project_dependencies,$level=0,$project_
     $s = "\n// Add taks id=".$task["task_id"]." level = ".$level."\n";
    // $s.= "g.AddTaskItem(new JSGantt.TaskItem(".$task['task_id'].",'".dol_escape_js($name)."','".$start_date."', '".$end_date."', '".$task['task_color']."', '".$link."', ".$task['task_milestone'].", '".$resources."', ".($percent >= 0 ? $percent : 0).", ".($task["task_is_group"]>0?1:0).", '".$parent."', 1, '".($depend?$depend:"")."', '".$note."'));";
     // For JSGanttImproved
-    $s.= "g.AddTaskItem(new JSGantt.TaskItem(".$task['task_id'].",'".dol_escape_js(trim($name))."','".$start_date."', '".$end_date."', '".$task['task_css']."', '".$link."', ".$task['task_milestone'].", '".$resources."', ".($percent >= 0 ? $percent : 0).", ".($task["task_is_group"]).", '".$parent."', 1, '".($depend?$depend:$parent."SS")."', '".($percent >= 0 ? $percent.'%' : '0%')."','".dol_escape_js($task['note'])."'));";
+    $s.= "g.AddTaskItem(new JSGantt.TaskItem(".$task['task_id'].",'".dol_escape_js(trim($name))."','".$start_date."', '".$end_date."', '".$task['task_css']."', '".$link."', ".$task['task_milestone'].", '".dol_escape_js($resources)."', ".($percent >= 0 ? $percent : 0).", ".($task["task_is_group"]).", '".$parent."', 1, '".($depend?$depend:$parent."SS")."', '".($percent >= 0 ? $percent.'%' : '0%')."','".dol_escape_js($task['note'])."'));";
     echo $s;
 
 
@@ -215,7 +215,7 @@ function constructGanttLine($tarr,$task,$project_dependencies,$level=0,$project_
 /**
  * Find child Gantt line
  *
- * @param 	string	$tarr					tarr
+ * @param 	array	$tarr					tarr
  * @param	int		$parent					Parent
  * @param 	Project	$project_dependencies	Project object
  * @param 	int		$level					Level
diff --git a/htdocs/projet/ganttview.php b/htdocs/projet/ganttview.php
index 16f719a3a8f..eb24c58a211 100644
--- a/htdocs/projet/ganttview.php
+++ b/htdocs/projet/ganttview.php
@@ -28,6 +28,8 @@ require_once DOL_DOCUMENT_ROOT.'/projet/class/project.class.php';
 require_once DOL_DOCUMENT_ROOT.'/projet/class/task.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/project.lib.php';
 require_once DOL_DOCUMENT_ROOT.'/core/lib/date.lib.php';
+require_once DOL_DOCUMENT_ROOT.'/societe/class/societe.class.php';
+require_once DOL_DOCUMENT_ROOT.'/contact/class/contact.class.php';
 require_once DOL_DOCUMENT_ROOT.'/core/class/html.formother.class.php';
 
 $id=GETPOST('id','int');
@@ -65,6 +67,7 @@ $form=new Form($db);
 $formother=new FormOther($db);
 $userstatic=new User($db);
 $companystatic=new Societe($db);
+$contactstatic=new Contact($db);
 $task = new Task($db);
 
 $arrayofcss=array('/includes/jsgantt/jsgantt.css');
@@ -239,6 +242,7 @@ if (count($tasksarray)>0)
 	foreach($tasksarray as $key => $val)
 	{
 		$task->fetch($val->id);
+
 		$tasks[$taskcursor]['task_id']=$val->id;
 		$tasks[$taskcursor]['task_parent']=$val->fk_parent;
         $tasks[$taskcursor]['task_is_group'] = 0;
@@ -261,7 +265,7 @@ if (count($tasksarray)>0)
 		$tasks[$taskcursor]['task_end_date']=$val->date_end;
 		$tasks[$taskcursor]['task_color']='b4d1ea';
 		$idofusers=$task->getListContactId('internal');
-		$idofthirdparty=$task->getListContactId('external');
+		$idofcontacts=$task->getListContactId('external');
   		$s='';
 		if (count($idofusers)>0)
 		{
@@ -275,18 +279,26 @@ if (count($tasksarray)>0)
 				$i++;
 			}
 		}
-		//if (count($idofusers)>0 && (count($idofthirdparty)>0)) $s.=' - ';
-		if (count($idofthirdparty)>0)
+		//if (count($idofusers)>0 && (count($idofcontacts)>0)) $s.=' - ';
+		if (count($idofcontacts)>0)
 		{
 			if ($s) $s.=' - ';
 			$s.=$langs->trans("Externals").': ';
 			$i=0;
-			foreach($idofthirdparty as $valid)
+			$contactidfound=array();
+			foreach($idofcontacts as $valid)
 			{
-				$companystatic->fetch($valid);
-				if ($i) $s.=',';
-				$s.=$companystatic->name;
-				$i++;
+				if (empty($contactidfound[$valid]))
+				{
+					$res = $contactstatic->fetch($valid);
+					if ($res > 0)
+					{
+						if ($i) $s.=', ';
+						$s.=$contactstatic->getFullName($langs);
+						$contactidfound[$valid]=1;
+						$i++;
+					}
+				}
 			}
 		}
 		//if ($s) $tasks[$taskcursor]['task_resources']='<a href="'.DOL_URL_ROOT.'/projet/tasks/contact.php?id='.$val->id.'&withproject=1" title="'.dol_escape_htmltag($s).'">'.$langs->trans("List").'</a>';
diff --git a/htdocs/theme/eldy/style.css.php b/htdocs/theme/eldy/style.css.php
index 96c7c91de2b..4529896746c 100644
--- a/htdocs/theme/eldy/style.css.php
+++ b/htdocs/theme/eldy/style.css.php
@@ -3453,6 +3453,10 @@ table.cal_event td.cal_event_right { padding: 4px 4px !important; }
 /* Gantt
 /* ============================================================================== */
 
+div.gTaskInfo {
+    background: #f0f0f0 !important;
+}
+
 td.gtaskname {
     overflow: hidden;
     text-overflow: ellipsis;