diff --git a/util/columns_to_drop.sql b/util/columns_to_drop.sql
index 918493da..d678bf20 100644
--- a/util/columns_to_drop.sql
+++ b/util/columns_to_drop.sql
@@ -14,6 +14,8 @@
  ALTER TABLE DATACOLLECTIONPARAMETER DROP COLUMN `MOD_TIME`;
  ALTER TABLE DATAFILE DROP COLUMN `CREATE_TIME`;
  ALTER TABLE DATAFILE DROP COLUMN `MOD_TIME`;
+ ALTER TABLE DATAFILE DROP COLUMN `DATAFILECREATETIME`;
+ ALTER TABLE DATAFILE DROP COLUMN `DATAFILEMODTIME`;
  ALTER TABLE DATAFILEFORMAT DROP COLUMN `CREATE_TIME`;
  ALTER TABLE DATAFILEFORMAT DROP COLUMN `MOD_TIME`;
  ALTER TABLE DATAFILEPARAMETER DROP COLUMN `CREATE_TIME`;