# Mosaic datasets label improper classes

**URL:** <https://discuss.roboflow.com/t/mosaic-datasets-label-improper-classes/2839>\
**Category:** 🤝  Community Help\
**Created:** [August 2, 2023, 6:03pm UTC](https://discuss.roboflow.com/t/mosaic-datasets-label-improper-classes/2839 "2023-08-02T18:03:18Z")\
**Posts on this page:** 2\
**Page:** 1

<div class="post-metadata">

**Author:** ![Hill\_S](https://yyz1.discourse-cdn.com/flex029/user_avatar/discuss.roboflow.com/hill_s/32/2488_2.png) [@Hill\_S](https://discuss.roboflow.com/u/Hill_S)\
**Post date:** [August 2, 2023, 6:03pm UTC](https://discuss.roboflow.com/t/mosaic-datasets-label-improper-classes/2839/1 "2023-08-02T18:03:18Z")

</div>

![화면 캡처 2023-08-03 025857](https://canada1.discourse-cdn.com/flex029/uploads/roboflow1/original/2X/c/cc2a04dad5a2e270a9e4d0596df0dd89b8144b71.jpeg)  
i’m trying to do mosaic for augmentation but it combine same images and the labels is all wrong

---

<div class="post-metadata">

**Author:** ![leo](https://yyz1.discourse-cdn.com/flex029/user_avatar/discuss.roboflow.com/leo/32/2228_2.png) [@leo](https://discuss.roboflow.com/u/leo)\
**Post date:** [August 3, 2023, 11:54pm UTC](https://discuss.roboflow.com/t/mosaic-datasets-label-improper-classes/2839/3 "2023-08-03T23:54:22Z")

</div>

Hi @Hill_S

Sorry to hear you’re having issues. I’d like to see what might be causing that. Can you share your project’s Universe link if it’s a public project and your workspace and project ID if not?