diff --git a/htdocs/comm/propal.class.php3 b/htdocs/comm/propal.class.php3
index ba5c0e25fbc..23a3309f1ad 100644
--- a/htdocs/comm/propal.class.php3
+++ b/htdocs/comm/propal.class.php3
@@ -70,7 +70,7 @@ class Propal {
     /*
      *  Calcul TVA, Remise
      */
-    $totalht = $cprice - $remise;
+    $totalht = $cprice - $this->remise;
     $tva = tva($totalht);
     $total = $totalht + $tva;
     /*