diff --git a/htdocs/core/class/commonobject.class.php b/htdocs/core/class/commonobject.class.php
index 0d198fda0ce..0c7d8baec0d 100644
--- a/htdocs/core/class/commonobject.class.php
+++ b/htdocs/core/class/commonobject.class.php
@@ -4105,7 +4105,7 @@ abstract class CommonObject
 						$out .= $extrafields->showOutputField($key,$value);
 						break;
 					case "edit":
-						$out .= $extrafields->showInputField($key,$value,'',$keyprefix,0,$this->id);
+						$out .= $extrafields->showInputField($key,$value,'',$keyprefix,'',0,$this->id);
 						break;
 					}