Could not find gem 'spree_dynamic_rel_prods'

[hdexelex]

I got this error after adding Gem to project:

Could not find gem 'spree_dynamic_rel_prods' in https://github.com/MateoLa/spree_dynamic_rel_prods.git (at master@a58c6fb).
The source does not contain any versions of 'spree_dynamic_rel_prods'
Spree 4.1
Ruby 2.7.1
Rails 6.0.3

[MateoLa]

Hello.
I'm very sorry. I had an error in the instructions. I just actualized the repository.
You should include: "" gem 'spree_dyn_rel_prods', github: 'MateoLa/spree_dyn_rel_prods' ""
in your gemfile and now it must work.
Thank you, MateoLa