diff --git a/htdocs/compta/facture/class/facturestats.class.php b/htdocs/compta/facture/class/facturestats.class.php
index a23d5bdc2c2..434fab6f373 100644
--- a/htdocs/compta/facture/class/facturestats.class.php
+++ b/htdocs/compta/facture/class/facturestats.class.php
@@ -84,8 +84,8 @@ class FactureStats extends Stats
 			$this->where.=" AND f.fk_soc = ".$this->socid;
 		}
         if ($this->userid > 0) $this->where.=' AND f.fk_user_author = '.$this->userid;
-		if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) $this->where.= " AND f.type IN (0,1,2)";
-		else $this->where.= " AND f.type IN (0,1,2,3)";
+		if (! empty($conf->global->FACTURE_DEPOSITS_ARE_JUST_PAYMENTS)) $this->where.= " AND f.type IN (0,1,2,5)";
+		else $this->where.= " AND f.type IN (0,1,2,3,5)";
 	}
 
 
diff --git a/htdocs/margin/tabs/productMargins.php b/htdocs/margin/tabs/productMargins.php
index 605a4272081..ea1528366f1 100644
--- a/htdocs/margin/tabs/productMargins.php
+++ b/htdocs/margin/tabs/productMargins.php
@@ -138,9 +138,9 @@ if ($id > 0 || ! empty($ref))
             $sql.= " f.datef, f.paye, f.fk_statut as statut, f.type,";
             if (!$user->rights->societe->client->voir && !$socid) $sql.= " sc.fk_soc, sc.fk_user,";
             $sql.= " sum(d.total_ht) as selling_price,";							// may be negative or positive
-            $sql.= " sum(d.qty) as qty,";
-            $sql.= " sum(d.qty * d.buy_price_ht) as buying_price,";					// always positive
-            $sql.= " sum(abs(d.total_ht) - (d.buy_price_ht * d.qty)) as marge" ;	// always positive
+            $sql.= " IF(f.type = 2, -1, 1) * sum(d.qty) as qty,";						// not always positive in case of Credit note
+            $sql.= " IF(f.type = 2, -1, 1) * sum(d.qty * d.buy_price_ht) as buying_price,";			// not always positive in case of Credit note
+            $sql.= " IF(f.type = 2, -1, 1) * sum(abs(d.total_ht) - (d.buy_price_ht * d.qty)) as marge" ;	// not always positive in case of Credit note
             $sql.= " FROM ".MAIN_DB_PREFIX."societe as s";
             $sql.= ", ".MAIN_DB_PREFIX."facture as f";
             $sql.= ", ".MAIN_DB_PREFIX."facturedet as d";