diff --git a/htdocs/expensereport/card.php b/htdocs/expensereport/card.php
index 35345ccf5901a..b7b4ed0c36eb0 100644
--- a/htdocs/expensereport/card.php
+++ b/htdocs/expensereport/card.php
@@ -2615,7 +2615,7 @@
                     let tva = jQuery("#vatrate").find(":selected").val();
                     let qty = jQuery(".input_qty").val();
 
-					let path = "'.DOL_DOCUMENT_ROOT.'/expensereport/ajax/ajaxik.php";
+					let path = "'.dol_buildpath("/expensereport/ajax/ajaxik.php", 1).'";
 					path += "?fk_c_exp_tax_cat="+tax_cat;
 					path += "&fk_expense="+'.((int) $object->id).';
                     path += "&vatrate="+tva;