Permission Denied installing boring_generators in ruby on rails 6

I'd like to install boring_generators gem in my ruby on rails 6 project. But I couldn't install it, I got errors like below. I would be grateful if anyone gives me the idea to fix it. gem install boring_generators

ERROR: While executing gem ... (Errno::EACCES) Permission denied @ rb_file_s_symlink - (../acorn/bin/acorn, C:/Ruby30-x64/lib/ruby/gems/3.0.0/gems/boring_generators-0.11.0/tmp/templates/app_template/node_modules/.bin/acorn)