diff --git a/htdocs/fourn/class/fournisseur.facture.class.php b/htdocs/fourn/class/fournisseur.facture.class.php
index 72bd20fc25c..1e408c697f7 100644
--- a/htdocs/fourn/class/fournisseur.facture.class.php
+++ b/htdocs/fourn/class/fournisseur.facture.class.php
@@ -3035,7 +3035,7 @@ class SupplierInvoiceLine extends CommonObjectLine
         $sql.= " ".$this->product_type.",";
         $sql.= " ".price2num($this->remise_percent).",";
         $sql.= " ".price2num($this->subprice).",";
-        $sql.= " ".price2num($this->total_ttc/$this->qty).",";
+        $sql.= " ".!empty($this->qty)?price2num($this->total_ttc/$this->qty):price2num($this->total_ttc).",";
         $sql.= " ".(! empty($this->date_start)?"'".$this->db->idate($this->date_start)."'":"null").",";
         $sql.= " ".(! empty($this->date_end)?"'".$this->db->idate($this->date_end)."'":"null").",";
         $sql.= ' '.(!empty($this->fk_code_ventilation)?$this->fk_code_ventilation:0).',';