diff --git a/src/zcl_excel_comment.clas.abap b/src/zcl_excel_comment.clas.abap
index 3afba3d..718e0ac 100644
--- a/src/zcl_excel_comment.clas.abap
+++ b/src/zcl_excel_comment.clas.abap
@@ -38,8 +38,8 @@ CLASS zcl_excel_comment DEFINITION
     DATA index TYPE string .
     DATA ref TYPE string .
     DATA text TYPE string .
-  DATA right_column TYPE i .
-  data BOTTOM_ROW type I .
+    DATA right_column TYPE i .
+    DATA bottom_row TYPE i .
 ENDCLASS.