Tweak wording

Author: eregon

README.md

@@ -200,7 +200,7 @@ if the [virtual environment](https://github.com/actions/virtual-environments) is
 * Make sure that the operating system has `libyaml-0` installed
 * The runner software is running as user `runner` with a home directory of `/home/runner`, or you have created a symlink for the home directory of whatever user that the runner is running as to `/home/runner`.
 
-In other cases, please use a system Ruby or [compile your own Ruby](https://github.com/postmodern/chruby/wiki#installing-rubies) instead.
+In other cases, please use a system Ruby or [install Ruby manually](https://github.com/postmodern/chruby/wiki#installing-rubies) instead.
 
 ## History