diff --git a/db/update11.3.sql b/db/update11.3.sql
index 4590ec04c2..c9ac88c35b 100644
--- a/db/update11.3.sql
+++ b/db/update11.3.sql
@@ -1 +1 @@
-ALTER TABLE `zt_case` ADD `fromCaseVersion` mediumint(8) unsigned NOT NULL AFTER `fromCaseID`;
+ALTER TABLE `zt_case` ADD `fromCaseVersion` mediumint(8) unsigned NOT NULL default '1' AFTER `fromCaseID`;
diff --git a/db/zentao.sql b/db/zentao.sql
index 8860fb45ed..c713f57516 100644
--- a/db/zentao.sql
+++ b/db/zentao.sql
@@ -177,7 +177,7 @@ CREATE TABLE IF NOT EXISTS `zt_case` (
   `linkCase` varchar(255) NOT NULL,
   `fromBug` mediumint(8) unsigned NOT NULL,
   `fromCaseID` mediumint(8) unsigned NOT NULL,
-  `fromCaseVersion` mediumint(8) unsigned NOT NULL,
+  `fromCaseVersion` mediumint(8) unsigned NOT NULL default '1',
   `deleted` enum('0','1') NOT NULL default '0',
   `lastRunner` varchar(30) NOT NULL,
   `lastRunDate` datetime NOT NULL,