zsh: no matches found: pix2tex[gui]

[turexx]

I have a problem in the installation process. I already have the requirements, but when I try to run the command pip install pix2tex[gui] I get this error zsh: no matches found: pix2tex[gui]

[lukas-blecher]

It's a zsh thing.
Try

pip install "pix2tex[gui]"