diff --git a/src/zcl_excel_worksheet.clas.abap b/src/zcl_excel_worksheet.clas.abap
index 9bfc0af..72083c4 100644
--- a/src/zcl_excel_worksheet.clas.abap
+++ b/src/zcl_excel_worksheet.clas.abap
@@ -3874,8 +3874,9 @@ CLASS zcl_excel_worksheet IMPLEMENTATION.
           get_value_type( EXPORTING ip_value      = ip_value
                           IMPORTING ep_value      = <fs_value>
                                     ep_value_type = lv_value_type ).
-          lv_data_type = lv_value_type.
         ENDIF.
+        " fix issue #1134
+        lv_data_type = lv_value_type.
 
         ASSIGN ('CL_ABAP_TYPEDESCR=>TYPEKIND_INT8') TO <fs_typekind_int8>.
         IF sy-subrc <> 0.