diff --git a/htdocs/product/inventory/class/inventory.class.php b/htdocs/product/inventory/class/inventory.class.php
index 509c4b93131..c1689d81989 100644
--- a/htdocs/product/inventory/class/inventory.class.php
+++ b/htdocs/product/inventory/class/inventory.class.php
@@ -309,6 +309,13 @@ class Inventory extends CommonObject
 				$sql .= " AND cp.fk_categorie IN (".$this->db->sanitize($this->categories_product).")";
 				$sql .= ")";
 			}
+			if (getDolGlobalInt('PRODUIT_SOUSPRODUITS')) {
+				$sql .= " AND NOT EXISTS (";
+				$sql .= " SELECT pa.rowid";
+				$sql .= " FROM ".$this->db->prefix()."product_association as pa";
+				$sql .= " WHERE pa.fk_product_pere = ps.fk_product";
+				$sql .= ")";
+			}
 
 			$inventoryline = new InventoryLine($this->db);