I used sudo bundle install and that might be the cause of the issue? Now I have: gem -v 2.6.14 ruby -v ruby 2.3.5p376 (2017-09-14 revision 59905) [x86_64-darwin15] jekyll -v jekyll 3.6.2 bundle -vBundler version 1.16.0.pre.3 I'm getting the following error when trying to run bundle exec jekyll serve or just jekyll serve /Users/myusername/.rvm/rubies/ruby-2.3.5/lib/ruby/site_ruby/2.3.0/rubygems.rb:
![find_spec_for_exe': can't find gem bundler (>= 0.a) (Gem::GemNotFoundException)](https://cdn-ak-scissors.b.st-hatena.com/image/square/98d6f053a97a87156775f60757c60865d0f2c47d/height=288;version=1;width=512/https%3A%2F%2Fcdn.sstatic.net%2FSites%2Fstackoverflow%2FImg%2Fapple-touch-icon%402.png%3Fv%3D73d79a89bded)