How to resolve 'faraday-net_http requires Ruby version >= 2.6.0' error when installing fluent-plugin-elasticsearch?

Question

I'm trying to run docker containers for EFK stack using docker compose.

but it keeps throwing me this error :

.

I tried to install the specified version of faraday-net_http using this command :

gem install faraday-net_http -v 2.1.0 and checked my ruby version and it was : ruby 3.0.2p107 . I tried also to update rubygems using gem install rubygems-update & update_rubygemsbut i'm still facing the same issue.