Rakefile in benchmark_driver-0.15.4 vs Rakefile in benchmark_driver-0.15.5

@@ -1,9 +1,9 @@
 require 'bundler/gem_tasks'
 require 'rspec/core/rake_task'
 
 RSpec::Core::RakeTask.new(:spec) do |t|
   t.ruby_opts = %w[-w]
-  t.rspec_opts = %w[--profile]
 end
+ENV['RSPEC_RETRIES'] ||= '3'
 
 task default: :spec