diff --git a/htdocs/core/class/extrafields.class.php b/htdocs/core/class/extrafields.class.php
index 5d04b9c9317..8df0e0fcbc2 100644
--- a/htdocs/core/class/extrafields.class.php
+++ b/htdocs/core/class/extrafields.class.php
@@ -818,7 +818,7 @@ class ExtraFields
 				}
 				else 
 				{
-					$sqlwhere.= ' WHERE 1';
+					$sqlwhere.= ' WHERE 1=1';
 				}
 				if (in_array($InfoFieldList[0],array('tablewithentity'))) $sqlwhere.= ' AND entity = '.$conf->entity;	// Some tables may have field, some other not. For the moment we disable it.
 				$sql.=$sqlwhere;