diff --git a/htdocs/expensereport/class/paymentexpensereport.class.php b/htdocs/expensereport/class/paymentexpensereport.class.php
index c0777654893..4c9c5843a49 100644
--- a/htdocs/expensereport/class/paymentexpensereport.class.php
+++ b/htdocs/expensereport/class/paymentexpensereport.class.php
@@ -488,7 +488,7 @@ class PaymentExpenseReport extends CommonObject
                 $this->datepaid,
                 $this->fk_typepayment,  // Payment mode id or code ("CHQ or VIR for example")
                 $label,
-                $amount,
+                -$amount,
                 $this->num_payment,
                 '',
                 $user,