diff --git a/install/update-5.1.0/update-sqlite3.sql b/install/update-5.1.0/update-sqlite3.sql
index 0cdfe14fe..81c46c033 100644
--- a/install/update-5.1.0/update-sqlite3.sql
+++ b/install/update-5.1.0/update-sqlite3.sql
@@ -175,10 +175,6 @@ CREATE TABLE `tblWorkflowDocumentContent` (
 
 INSERT INTO `tblWorkflowDocumentContent` SELECT * FROM `__tblWorkflowDocumentContent`;
 
-ALTER TABLE `tblDocumentFiles` ADD COLUMN `public` INTEGER NOT NULL default '0';
-
-ALTER TABLE `tblDocumentFiles` ADD COLUMN `version` INTEGER NOT NULL default '0';
-
 UPDATE tblVersion set major=5, minor=1, subminor=0;
 
 COMMIT;