diff --git a/install/update-6.1.0/update-postgres.sql b/install/update-6.1.0/update-postgres.sql
index 7f8319ba6..9df1b3130 100644
--- a/install/update-6.1.0/update-postgres.sql
+++ b/install/update-6.1.0/update-postgres.sql
@@ -6,7 +6,7 @@ CREATE TABLE "tblDownloadLinks" (
   "version" INTEGER NOT NULL default '0',
   "userID" INTEGER NOT NULL default '0' REFERENCES "tblUsers" ("id") ON DELETE CASCADE,
   "hash" varchar(50) default NULL,
-  "valid" TEXT default NULL
+  "valid" TIMESTAMP default NULL
 );
 
 CREATE TABLE "tblAttributeDefinitionGroups" (