Follow the steps below:
At the server console, execute the command below, replacing X.Y.Z with the correct version number:
$ easy_install -a --prefix="/opt/bitnami/apps/trac" -d "/opt/bitnami/apps/trac/lib" -s "/opt/bitnami/apps/trac/Scripts" --upgrade Trac==X.Y.Z
Upgrade your project, remembering to replace the PROJECT_PATH placeholder with the correct path to your project:
$ trac-admin PROJECT_PATH upgrade $ trac-admin PROJECT_PATH wiki upgrade
For more information, refer to the Trac wiki.