diff --git a/orm/services/audit_trail_manager/scripts/db_scripts/create_db.sql b/orm/services/audit_trail_manager/scripts/db_scripts/create_db.sql
index 5644a609..6d17c959 100644
--- a/orm/services/audit_trail_manager/scripts/db_scripts/create_db.sql
+++ b/orm/services/audit_trail_manager/scripts/db_scripts/create_db.sql
@@ -11,7 +11,7 @@ create table if not exists transactions(
   external_id varchar(64) binary null,
   transaction_id varchar(64) binary not null,
   transaction_type varchar(64) binary not null,
-  event_details varchar(255) binary null,
+  event_details varchar(512) binary null,
   status varchar(64) binary null,
   resource_id varchar(64) binary not null,
   service_name varchar(64) binary not null,
@@ -21,3 +21,5 @@ create table if not exists transactions(
   key resource_id_index (resource_id),
   unique(timestamp, user_id, application_id, tracking_id, external_id, transaction_id,
   transaction_type, event_details, status, resource_id, service_name));
+
+alter table transactions modify event_details varchar(512) binary;
\ No newline at end of file