# how can i set the diff referenceUrl parameter on a package of JPA entities ?

**URL:** <https://forum.liquibase.org/t/how-can-i-set-the-diff-referenceurl-parameter-on-a-package-of-jpa-entities/3479>\
**Category:** General Discussion\
**Created:** [February 14, 2017, 9:48pm UTC](https://forum.liquibase.org/t/how-can-i-set-the-diff-referenceurl-parameter-on-a-package-of-jpa-entities/3479 "2017-02-14T21:48:00Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![abdelaziznasri](https://avatars.discourse-cdn.com/v4/letter/a/7ba0ec/32.png) [@abdelaziznasri](https://forum.liquibase.org/u/abdelaziznasri)\
**Post date:** [February 14, 2017, 9:48pm UTC](https://forum.liquibase.org/t/how-can-i-set-the-diff-referenceurl-parameter-on-a-package-of-jpa-entities/3479/1 "2017-02-14T21:48:00Z")

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Can i use diffChangelog on hibernate entities without using hibernate-liquibase &nbsp;plugin ? i want to genearate a diffChangelogFile between my database and jpa entities without using any maven plugins. Something i can fire with a sample method call from my java code ?