No_ri_no_rdoc Aug 21st, 2017 8:27 pm ref https://stackoverflow.com/questions/1381725/how-to-make-no-ri-no-rdoc-the-default-for-gem-install 1 2 3 4 5 ou just add following line to your local ~/.gemrc file (it is in your home folder) gem: --no-document or you can add this line to the global gemrc config file. Here is how to find it (in Linux) strace gem source 2>&1 | grep gemrc