# Hands-on Rust: Bracket-lib on Mac OS issue

**URL:** <https://forum.devtalk.com/t/hands-on-rust-bracket-lib-on-mac-os-issue/4215>\
**Category:** PragProg Customers\
**Tags:** book-hands-on-rust, errata\
**Created:** [19 November 2020 21:03 UTC](https://forum.devtalk.com/t/hands-on-rust-bracket-lib-on-mac-os-issue/4215 "2020-11-19T21:03:43Z")\
**Posts on this page:** 1\
**Showing post:** 3

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**Author:** ![mikecargal](https://forum.devtalk.com/user_avatar/forum.devtalk.com/mikecargal/32/1289_2.png) [@mikecargal](https://forum.devtalk.com/u/mikecargal)\
**Post date:** [19 November 2020 21:39 UTC](https://forum.devtalk.com/t/hands-on-rust-bracket-lib-on-mac-os-issue/4215/3 "2020-11-19T21:39:37Z")

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related (in that it looks like it’s a bracket-lib issue with MacOS)

Big Sur is now rounding the bottom corner of the terminal window, so characters there are not fully rendered:

 ![Screen Shot 2020-11-19 at 4.38.20 PM](https://forum.devtalk.com/uploads/default/original/2X/7/798bf4091bcf99e5a4c6cd4f1fc8992fcc2878b3.png)

I know… that made your day…

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