diff --git a/macros/compare_relation_columns.sql b/macros/compare_relation_columns.sql
index 445b3336..5d15b39a 100644
--- a/macros/compare_relation_columns.sql
+++ b/macros/compare_relation_columns.sql
@@ -17,7 +17,7 @@ select
     coalesce(a_cols.data_type = b_cols.data_type, false) as has_data_type_match
 from a_cols
 full outer join b_cols using (column_name)
-order by coalesce(a_ordinal_position, b_ordinal_position)
+order by coalesce(a_cols.ordinal_position, b_cols.ordinal_position)
 
 {% endmacro %}