diff --git a/modules/activiti-upgrade/src/test/resources/org/activiti/db/clean/clean.postgres.sql b/modules/activiti-upgrade/src/test/resources/org/activiti/db/clean/clean.postgres.sql
index a86169eaf30138b1b10a00d58b298aaf6ddc8ddd..3c0c300f596583eb4c733df1aee1e4d43d4766de 100644
--- a/modules/activiti-upgrade/src/test/resources/org/activiti/db/clean/clean.postgres.sql
+++ b/modules/activiti-upgrade/src/test/resources/org/activiti/db/clean/clean.postgres.sql
@@ -1,24 +1,26 @@
-DROP TABLE IF EXISTS  ACT_GE_PROPERTY CASCADE;
-DROP TABLE IF EXISTS  ACT_GE_BYTEARRAY CASCADE;
-DROP TABLE IF EXISTS  ACT_RE_MODEL CASCADE;
-DROP TABLE IF EXISTS  ACT_RE_DEPLOYMENT CASCADE;
-DROP TABLE IF EXISTS  ACT_RE_PROCDEF CASCADE;
-DROP TABLE IF EXISTS  ACT_RU_IDENTITYLINK CASCADE;
-DROP TABLE IF EXISTS  ACT_RU_VARIABLE CASCADE;
-DROP TABLE IF EXISTS  ACT_RU_TASK CASCADE;
-DROP TABLE IF EXISTS  ACT_RU_EXECUTION CASCADE;
-DROP TABLE IF EXISTS  ACT_RU_JOB CASCADE;
-DROP TABLE IF EXISTS  ACT_RU_EVENT_SUBSCR CASCADE;
+select * from ACT_GE_PROPERTY;
+drop table if exists ACT_GE_PROPERTY cascade;
 
-DROP TABLE IF EXISTS  ACT_HI_PROCINST CASCADE;
-DROP TABLE IF EXISTS  ACT_HI_ACTINST CASCADE;
-DROP TABLE IF EXISTS  ACT_HI_VARINST CASCADE;
-DROP TABLE IF EXISTS  ACT_HI_TASKINST CASCADE;
-DROP TABLE IF EXISTS  ACT_HI_DETAIL CASCADE;
-DROP TABLE IF EXISTS  ACT_HI_COMMENT CASCADE;
-DROP TABLE IF EXISTS  ACT_HI_ATTACHMENT CASCADE;
+drop table if exists ACT_GE_BYTEARRAY cascade;
+drop table if exists ACT_RE_MODEL cascade;
+drop table if exists ACT_RE_DEPLOYMENT cascade;
+drop table if exists ACT_RE_PROCDEF cascade;
+drop table if exists ACT_RU_IDENTITYLINK cascade;
+drop table if exists ACT_RU_VARIABLE cascade;
+drop table if exists ACT_RU_TASK cascade;
+drop table if exists ACT_RU_EXECUTION cascade;
+drop table if exists ACT_RU_JOB cascade;
+drop table if exists ACT_RU_EVENT_SUBSCR cascade;
 
-DROP TABLE IF EXISTS  ACT_ID_INFO CASCADE;
-DROP TABLE IF EXISTS  ACT_ID_MEMBERSHIP CASCADE;
-DROP TABLE IF EXISTS  ACT_ID_GROUP CASCADE;
-DROP TABLE IF EXISTS  ACT_ID_USER CASCADE;
+drop table if exists ACT_HI_PROCINST cascade;
+drop table if exists ACT_HI_ACTINST cascade;
+drop table if exists ACT_HI_VARINST cascade;
+drop table if exists ACT_HI_TASKINST cascade;
+drop table if exists ACT_HI_DETAIL cascade;
+drop table if exists ACT_HI_COMMENT cascade;
+drop table if exists ACT_HI_ATTACHMENT cascade;
+
+drop table if exists ACT_ID_INFO cascade;
+drop table if exists ACT_ID_MEMBERSHIP cascade;
+drop table if exists ACT_ID_GROUP cascade;
+drop table if exists ACT_ID_USER cascade;