# How do I use private engine related includes?

**URL:** <https://forums.unrealengine.com/t/how-do-i-use-private-engine-related-includes/428906>\
**Category:** World Creation\
**Tags:** engine, physx, unreal-engine, CPP, question\
**Created:** [July 7, 2018, 5:26pm UTC](https://forums.unrealengine.com/t/how-do-i-use-private-engine-related-includes/428906 "2018-07-07T17:26:14Z")\
**Posts on this page:** 1\
**Showing post:** 4

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**Author:** ![Przemek2222](https://d3kjluh73b9h9o.cloudfront.net/original/4X/2/8/5/28502927f1d97ba1051b3b47ccfe17233bf41ef0.png) [@Przemek2222](https://forums.unrealengine.com/u/Przemek2222)\
**Post date:** [July 8, 2018, 7:28am UTC](https://forums.unrealengine.com/t/how-do-i-use-private-engine-related-includes/428906/4 "2018-07-08T07:28:24Z")

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You should use only #include “PhysXIncludes.h” remove other physx related includes.

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PS: Sorry for “PhysicsEngine” may be a bit old.

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