Readme.md in parallel_tests-2.14.1 vs Readme.md in parallel_tests-2.14.2

@@ -109,9 +109,11 @@
 Rspec: Add to your `.rspec_parallel` (or `.rspec`) :
 
     --format progress
     --format ParallelTests::RSpec::RuntimeLogger --out tmp/parallel_runtime_rspec.log
 
+To use a custom logfile location (default: `tmp/parallel_runtime_spec.log`), use the CLI: `parallel_test spec -t rspec --runtime-log my.log`
+
 ### Test::Unit & Minitest 4/5
 
 Add to your `test_helper.rb`:
 ```ruby
 require 'parallel_tests/test/runtime_logger' if ENV['RECORD_RUNTIME']