Laravel 5.1 Call to undefined method [package]

[ApacheWebServices]

We have been using this package with larval 4.2 smoothly. We wanted to use it for our new project in larval 5.1 but we are getting the following error.

[BadMethodCallException]
Call to undefined method [package]

Script php artisan clear-compiled handling the pre-update-cmd event returned with an error

Would you please help.