diff --git a/backend/src/test/java/org/eclipse/tractusx/puris/backend/stock/logic/adapter/ItemStockSammMapperTest.java b/backend/src/test/java/org/eclipse/tractusx/puris/backend/stock/logic/adapter/ItemStockSammMapperTest.java
index 8b1fefed..ab1066de 100644
--- a/backend/src/test/java/org/eclipse/tractusx/puris/backend/stock/logic/adapter/ItemStockSammMapperTest.java
+++ b/backend/src/test/java/org/eclipse/tractusx/puris/backend/stock/logic/adapter/ItemStockSammMapperTest.java
@@ -391,7 +391,8 @@ void test_unmarshalling() {
         mpr.setPartnerBuysMaterial(true);
         mpr.setPartnerMaterialNumber(CUSTOMER_MAT_NUMBER);
         mpr.setPartnerCXNumber(CX_MAT_NUMBER);
-        
+
+//        when(mprService.findByPartnerAndPartnerCXNumber(customerPartner, CX_MAT_NUMBER)).thenReturn(mpr);
         when(materialService.findByMaterialNumberCx(CX_MAT_NUMBER)).thenReturn(material);
         when(mprService.find(material, customerPartner)).thenReturn(mpr);
 
@@ -424,7 +425,7 @@ void test_deserializationFromJson() throws Exception {
         mpr.setPartnerBuysMaterial(true);
         mpr.setPartnerMaterialNumber(SUPPLIER_MAT_NUMBER);
         mpr.setPartnerCXNumber(CX_MAT_NUMBER);
-
+        
         when(materialService.findByMaterialNumberCx(CX_MAT_NUMBER)).thenReturn(material);
         when(mprService.find(material, customerPartner)).thenReturn(mpr);