# Migration guide from v.1.8.1 to v.1.8.2

Upgrading your Luban-H5 application to v.1.8.2.

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.