# Calling a Logic Contract through a proxy

**URL:** <https://forum.openzeppelin.com/t/calling-a-logic-contract-through-a-proxy/5125>\
**Category:** Upgrades\
**Tags:** tutorial, proxies, design, upgrades\
**Created:** [December 21, 2020, 10:47am UTC](https://forum.openzeppelin.com/t/calling-a-logic-contract-through-a-proxy/5125 "2020-12-21T10:47:11Z")\
**Posts on this page:** 1\
**Showing post:** 4

<div class="post-metadata">

**Author:** ![abcoathup](https://sea2.discourse-cdn.com/flex022/user_avatar/forum.openzeppelin.com/abcoathup/32/415_2.png) [@abcoathup](https://forum.openzeppelin.com/u/abcoathup)\
**Post date:** [December 29, 2020, 8:09am UTC](https://forum.openzeppelin.com/t/calling-a-logic-contract-through-a-proxy/5125/4 "2020-12-29T08:09:37Z")

</div>

Hi @Etienereum,

You could have a look `Box.proxy.test.js` in:  
[OpenZeppelin Upgrades: Step by Step Tutorial for Truffle](https://forum.openzeppelin.com/t/openzeppelin-upgrades-step-by-step-tutorial-for-truffle/3579)

---

_[View the full topic](https://forum.openzeppelin.com/t/calling-a-logic-contract-through-a-proxy/5125)._