diff --git a/htdocs/user/card.php b/htdocs/user/card.php
index 3e1a22105c5..d900e5506eb 100644
--- a/htdocs/user/card.php
+++ b/htdocs/user/card.php
@@ -215,9 +215,9 @@ if (empty($reshook)) {
 			$object->salaryextra = GETPOST("salaryextra") != '' ? GETPOST("salaryextra") : '';
 			$object->weeklyhours = GETPOST("weeklyhours") != '' ? GETPOST("weeklyhours") : '';
 
-			$date = dol_mktime(0, 0, 0, GETPOST('dateemploymentmonth'), GETPOST('dateemploymentday'), GETPOST('dateemploymentyear'));
 			$object->color = GETPOST("color") != '' ? GETPOST("color") : '';
-			$object->dateemployment = $date != '' ? $date : '';
+			$dateemployment = dol_mktime(0, 0, 0, GETPOST('dateemploymentmonth'), GETPOST('dateemploymentday'), GETPOST('dateemploymentyear'));
+			$object->dateemployment = $dateemployment;
 
 			// Fill array 'array_options' with data from add form
 			$ret = $extrafields->setOptionalsFromPost($extralabels, $object);
@@ -359,8 +359,8 @@ if (empty($reshook)) {
 					$object->weeklyhours = GETPOST("weeklyhours") != '' ? GETPOST("weeklyhours") : '';
 
 					$object->color = GETPOST("color") != '' ? GETPOST("color") : '';
-					$date = dol_mktime(0, 0, 0, GETPOST('dateemploymentmonth'), GETPOST('dateemploymentday'), GETPOST('dateemploymentyear'));
-					$object->dateemployment = $date != '' ? $date : '';
+					$dateemployment = dol_mktime(0, 0, 0, GETPOST('dateemploymentmonth'), GETPOST('dateemploymentday'), GETPOST('dateemploymentyear'));
+					$object->dateemployment = $dateemployment;
 
 					if (! empty($conf->multicompany->enabled))
 					{
@@ -1426,7 +1426,7 @@ else
 		    // Date employment
 		    print '<tr><td>'.$langs->trans("DateEmployment").'</td>';
 		    print '<td>';
-			print $object->dateemployment;
+			print dol_print_date($object->dateemployment);
 		    print '</td>';
 		    print "</tr>\n";
 
diff --git a/htdocs/user/class/user.class.php b/htdocs/user/class/user.class.php
index a88c373a1b6..f649fa24aa6 100644
--- a/htdocs/user/class/user.class.php
+++ b/htdocs/user/class/user.class.php
@@ -289,7 +289,7 @@ class User extends CommonObject
 				$this->salaryextra	= $obj->salaryextra;
 				$this->weeklyhours	= $obj->weeklyhours;
 				$this->color		= $obj->color;
-				$this->dateemployment	= $obj->dateemployment;
+				$this->dateemployment	= $this->db->jdate($obj->dateemployment);
 
 				$this->datec				= $this->db->jdate($obj->datec);
 				$this->datem				= $this->db->jdate($obj->datem);
@@ -1305,11 +1305,7 @@ class User extends CommonObject
 		$sql.= ", signature = '".$this->db->escape($this->signature)."'";
 		$sql.= ", accountancy_code = '".$this->db->escape($this->accountancy_code)."'";
 		$sql.= ", color = '".$this->db->escape($this->color)."'";
-		if (!empty($this->dateemployment)) {
-			$sql.= ", dateemployment = '".$this->db->idate($this->dateemployment)."'";
-		} else {
-			$sql.= ", dateemployment = NULL";
-		}
+		$sql.= ", dateemployment=".(strval($this->dateemployment)!='' ? "'".$this->db->idate($this->dateemployment)."'" : 'null');
 		$sql.= ", note = '".$this->db->escape($this->note)."'";
 		$sql.= ", photo = ".($this->photo?"'".$this->db->escape($this->photo)."'":"null");
 		$sql.= ", openid = ".($this->openid?"'".$this->db->escape($this->openid)."'":"null");