# How to prevent blackfriday from interpret & to &

**URL:** <https://discourse.gohugo.io/t/how-to-prevent-blackfriday-from-interpret-to-amp/2829>\
**Category:** support\
**Tags:** typesetting\
**Created:** [March 3, 2016, 3:53pm UTC](https://discourse.gohugo.io/t/how-to-prevent-blackfriday-from-interpret-to-amp/2829 "2016-03-03T15:53:08Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![invkrh](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.gohugo.io/invkrh/32/1140_2.png) [@invkrh](https://discourse.gohugo.io/u/invkrh)\
**Post date:** [March 3, 2016, 3:53pm UTC](https://discourse.gohugo.io/t/how-to-prevent-blackfriday-from-interpret-to-amp/2829/1 "2016-03-03T15:53:08Z")

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I need to write & in my latex formule.  
But it seems that blackfriday interprets `&` to `&amp;` which can not recognized by Katex.  
Any way to turn off this feature via configuration ?