diff --git a/src/zcl_excel_common.clas.testclasses.abap b/src/zcl_excel_common.clas.testclasses.abap
index 79b9756..4fb7c98 100644
--- a/src/zcl_excel_common.clas.testclasses.abap
+++ b/src/zcl_excel_common.clas.testclasses.abap
@@ -1717,7 +1717,7 @@ ENDCLASS.
 CLASS ltc_xlsx_date_time IMPLEMENTATION.
 
   METHOD setup.
-    cut = NEW #( ).
+    CREATE OBJECT cut.
   ENDMETHOD.
 
   METHOD teardown.
diff --git a/src/zcl_excel_worksheet.clas.testclasses.abap b/src/zcl_excel_worksheet.clas.testclasses.abap
index 76e421e..8eaae34 100644
--- a/src/zcl_excel_worksheet.clas.testclasses.abap
+++ b/src/zcl_excel_worksheet.clas.testclasses.abap
@@ -1710,8 +1710,10 @@ CLASS ltc_is_date_format IMPLEMENTATION.
 
   METHOD setup.
     TRY.
-        xlsx = NEW #( ).
-        cut = NEW #( xlsx ).
+        CREATE OBJECT xlsx.
+        CREATE OBJECT cut
+          EXPORTING
+            ip_excel = xlsx.
       CATCH zcx_excel INTO excel_error.
         cl_abap_unit_assert=>fail(
           msg = 'Could not create instance: ' && excel_error->get_text(  )
@@ -1738,8 +1740,10 @@ CLASS ltc_is_time_format IMPLEMENTATION.
 
   METHOD setup.
     TRY.
-        xlsx = NEW #( ).
-        cut = NEW #( xlsx ).
+        CREATE OBJECT xlsx.
+        CREATE OBJECT cut
+          EXPORTING
+            ip_excel = xlsx.
       CATCH zcx_excel INTO excel_error.
         cl_abap_unit_assert=>fail(
           msg = 'Could not create instance: ' && excel_error->get_text(  )