diff --git a/jbpm-installer/db/ddl-scripts/db2/db2-jbpm-schema.sql b/jbpm-installer/db/ddl-scripts/db2/db2-jbpm-schema.sql
index 97d557fb5f..7588c99d3b 100644
--- a/jbpm-installer/db/ddl-scripts/db2/db2-jbpm-schema.sql
+++ b/jbpm-installer/db/ddl-scripts/db2/db2-jbpm-schema.sql
@@ -643,7 +643,6 @@
     create index IDX_NotBAs_Task ON Notification_BAs(task_id);
     create index IDX_NotRec_Entity ON Notification_Recipients(entity_id);
     create index IDX_NotRec_Task ON Notification_Recipients(task_id);
-    create index IDX_NotEmail_Header ON Notification_email_header(emailHeaders_id);
     create index IDX_NotEmail_Not ON Notification_email_header(Notification_id);
     create index IDX_PAsBAs_Entity ON PeopleAssignments_BAs(entity_id);
     create index IDX_PAsBAs_Task ON PeopleAssignments_BAs(task_id);
@@ -702,4 +701,4 @@
     create index IDX_PInstLog_pName on ProcessInstanceLog(processName);
     create index IDX_PInstLog_pVersion on ProcessInstanceLog(processVersion);
     create index IDX_PInstLog_start_date on ProcessInstanceLog(start_date);
-    create index IDX_PInstLog_status on ProcessInstanceLog(status);
\ No newline at end of file
+    create index IDX_PInstLog_status on ProcessInstanceLog(status);
diff --git a/jbpm-installer/db/ddl-scripts/oracle/oracle-jbpm-schema.sql b/jbpm-installer/db/ddl-scripts/oracle/oracle-jbpm-schema.sql
index 449d456731..6bad4cf5d6 100644
--- a/jbpm-installer/db/ddl-scripts/oracle/oracle-jbpm-schema.sql
+++ b/jbpm-installer/db/ddl-scripts/oracle/oracle-jbpm-schema.sql
@@ -698,7 +698,6 @@
     create index IDX_NotBAs_Task ON Notification_BAs(task_id);
     create index IDX_NotRec_Entity ON Notification_Recipients(entity_id);
     create index IDX_NotRec_Task ON Notification_Recipients(task_id);
-    create index IDX_NotEmail_Header ON Notification_email_header(emailHeaders_id);
     create index IDX_NotEmail_Not ON Notification_email_header(Notification_id);
     create index IDX_PAsBAs_Entity ON PeopleAssignments_BAs(entity_id);
     create index IDX_PAsBAs_Task ON PeopleAssignments_BAs(task_id);
@@ -757,4 +756,4 @@
     create index IDX_PInstLog_pName on ProcessInstanceLog(processName);
     create index IDX_PInstLog_pVersion on ProcessInstanceLog(processVersion);
     create index IDX_PInstLog_start_date on ProcessInstanceLog(start_date);
-    create index IDX_PInstLog_status on ProcessInstanceLog(status);
\ No newline at end of file
+    create index IDX_PInstLog_status on ProcessInstanceLog(status);