diff --git a/db/update20.2.0.sql b/db/update20.2.0.sql
index 761c1a394a..79363e0ac6 100644
--- a/db/update20.2.0.sql
+++ b/db/update20.2.0.sql
@@ -6,3 +6,5 @@ UPDATE `zt_demand` AS t1 JOIN `zt_demand` AS t2 ON t1.parent = t2.id SET t1.pare
 
 ALTER TABLE `zt_approvalnode` ADD `forwardBy` char(30) NOT NULL DEFAULT '' AFTER `extra`;
 ALTER TABLE `zt_approvalnode` ADD `revertTo` char(30) NOT NULL DEFAULT '' AFTER `extra`;
+
+UPDATE `zt_workflowaction` SET conditions = '' WHERE `action` IN ('approvalreview','approvalcancel','approvalsubmit');