h1. Migrating Petals ESB runtime
No migration is required. Just reinstall your Petals topology with the Petals ESB 5.3.x runtime.
h1. Migrating your services
A large majority of service units running on Petals 5.2.x are compatible with Petals 5.3.x and do not require changes with the exception of:
* [Petals SE Camel service units|petalscomponents:Petals-SE-Camel 1.3.0+#migrationguide].
No migration is required. Just reinstall your Petals topology with the Petals ESB 5.3.x runtime.
h1. Migrating your services
A large majority of service units running on Petals 5.2.x are compatible with Petals 5.3.x and do not require changes with the exception of:
* [Petals SE Camel service units|petalscomponents:Petals-SE-Camel 1.3.0+#migrationguide].