diff --git a/htdocs/core/tpl/extrafields_list_search_sql.tpl.php b/htdocs/core/tpl/extrafields_list_search_sql.tpl.php
index d485702ae0f..4e39edf109e 100644
--- a/htdocs/core/tpl/extrafields_list_search_sql.tpl.php
+++ b/htdocs/core/tpl/extrafields_list_search_sql.tpl.php
@@ -42,7 +42,7 @@ if (!empty($extrafieldsobjectkey) && !empty($search_array_options) && is_array($
 			if (in_array($typ, array('chkbxlst', 'checkbox'))) $mode_search = 4; // Search on a multiselect field with sql type = text
 			if (is_array($crit)) $crit = implode(' ', $crit); // natural_search() expects a string
 			elseif ($typ === 'select' and is_string($crit) and strpos($crit, ' ') === false) {
-				$sql .= ' AND ('.$extrafieldsobjectprefix.$tmpkey.' = "'.$db->escape($crit).'")';
+				$sql .= " AND (".$extrafieldsobjectprefix.$tmpkey." = '".$db->escape($crit)."')";
 				continue;
 			}
 			$sql .= natural_search($extrafieldsobjectprefix.$tmpkey, $crit, $mode_search);