diff --git a/htdocs/variants/class/ProductCombination.class.php b/htdocs/variants/class/ProductCombination.class.php
index 50c0dedaced..56636ce4379 100644
--- a/htdocs/variants/class/ProductCombination.class.php
+++ b/htdocs/variants/class/ProductCombination.class.php
@@ -165,18 +165,12 @@ class ProductCombination
 			/**
 			 * for auto retrocompatibility with last behavior
 			 */
-			$productCombinationLevel = new ProductCombinationLevel($this->db);
-			$productCombinationLevel->fk_price_level = intval($fk_price_level);
-			$productCombinationLevel->fk_product_attribute_combination = $this->id;
-			$productCombinationLevel->variation_price = $this->variation_price;
-			$productCombinationLevel->variation_price_percentage = $this->variation_price_percentage;
-
 			if ($fk_price_level>0){
-				$combination_price_levels[$fk_price_level] = $productCombinationLevel;
+				$combination_price_levels[$fk_price_level] = ProductCombinationLevel::createFromParent($this->db, $this, $fk_price_level);
 			}
 			else {
 				for ($i = 1; $i <= $conf->global->PRODUIT_MULTIPRICES_LIMIT; $i++){
-					$combination_price_levels[$i] = $productCombinationLevel;
+					$combination_price_levels[$i] = ProductCombinationLevel::createFromParent($this->db, $this, $i);
 				}
 			}
 		}
@@ -1211,4 +1205,25 @@ class ProductCombinationLevel
 
 		return $res ? 1 : -1;
 	}
+
+
+	/**
+	 * Create new Product Combination Price level from Parent
+	 *
+	 * @param DoliDB $db
+	 * @param ProductCombination $productCombination
+	 * @param int $fkPriceLevel
+	 *
+	 * @return ProductCombinationLevel
+	 */
+	public static function createFromParent(DoliDB $db, ProductCombination $productCombination, $fkPriceLevel)
+	{
+		$productCombinationLevel = new self($db);
+		$productCombinationLevel->fk_price_level = $fkPriceLevel;
+		$productCombinationLevel->fk_product_attribute_combination = $productCombination->id;
+		$productCombinationLevel->variation_price = $productCombination->variation_price;
+		$productCombinationLevel->variation_price_percentage = $productCombination->variation_price_percentage;
+
+		return $productCombinationLevel;
+	}
 }