# Migration guide from v.1.8.1 to v.1.8.2
Upgrading your Luban-H5 application to
the patch changes are here(v1.8.2 release log) (opens new window)
To upgrade a project to the
v.1.8.2 version of Luban-H5 follow the instructions below.
# pull the latest code # rebuild the preview module ./luban-h5 rebuild_engine
feel free open an issue (opens new window) if you have questions about this.