diff --git a/bin/turbo_rspec b/bin/turbo_rspec
index bd9b4471266..9d6a503721b 100755
--- a/bin/turbo_rspec
+++ b/bin/turbo_rspec
@@ -10,6 +10,7 @@ requires = []
 formatters = []
 verbose = false
 fail_fast = nil
+seed = rand(2**16)
 
 OptionParser
   .new do |opts|
@@ -35,6 +36,8 @@ OptionParser
         end
       fail_fast = (n.nil? || n < 1) ? 1 : n
     end
+
+    opts.on("--seed SEED", "The seed for the random order") { |s| seed = s.to_i }
   end
   .parse!(ARGV)
 
@@ -52,7 +55,10 @@ else
   use_runtime_info = false
 end
 
-puts "Running turbo_rspec using files in #{files}"
+puts "::group::Run turbo_rspec" if ENV["GITHUB_ACTIONS"]
+puts "Running turbo_rspec (seed: #{seed}) using files in: #{files}"
+puts "::endgroup::" if ENV["GITHUB_ACTIONS"]
+
 success =
   TurboTests::Runner.run(
     formatters: formatters,
@@ -60,6 +66,7 @@ success =
     verbose: verbose,
     fail_fast: fail_fast,
     use_runtime_info: use_runtime_info,
+    seed: seed.to_s,
   )
 
 if success
diff --git a/lib/turbo_tests/progress_formatter.rb b/lib/turbo_tests/progress_formatter.rb
index 5b590639048..1d2b746d818 100644
--- a/lib/turbo_tests/progress_formatter.rb
+++ b/lib/turbo_tests/progress_formatter.rb
@@ -43,7 +43,7 @@ module TurboTests
     def wrap
       @examples += 1
 
-      if @examples == LINE_LENGTH
+      if ENV["GITHUB_ACTIONS"] && @examples == LINE_LENGTH
         output.print "\n"
         @examples = 0
       end
diff --git a/lib/turbo_tests/runner.rb b/lib/turbo_tests/runner.rb
index 63970e89ae8..f3caebffd53 100644
--- a/lib/turbo_tests/runner.rb
+++ b/lib/turbo_tests/runner.rb
@@ -5,12 +5,13 @@ module TurboTests
     def self.run(opts = {})
       files = opts[:files]
       formatters = opts[:formatters]
+      seed = opts[:seed]
       start_time = opts.fetch(:start_time) { Time.now }
       verbose = opts.fetch(:verbose, false)
       fail_fast = opts.fetch(:fail_fast, nil)
       use_runtime_info = opts.fetch(:use_runtime_info, false)
 
-      STDERR.puts "VERBOSE" if verbose
+      STDOUT.puts "VERBOSE" if verbose
 
       reporter = Reporter.from_config(formatters, start_time)
 
@@ -29,6 +30,7 @@ module TurboTests
         verbose: verbose,
         fail_fast: fail_fast,
         use_runtime_info: use_runtime_info,
+        seed: seed,
       ).run
     end
 
@@ -46,6 +48,7 @@ module TurboTests
       @verbose = opts[:verbose]
       @fail_fast = opts[:fail_fast]
       @use_runtime_info = opts[:use_runtime_info]
+      @seed = opts[:seed]
       @failure_count = 0
 
       @messages = Queue.new
@@ -59,12 +62,7 @@ module TurboTests
       @num_processes = ParallelTests.determine_number_of_processes(nil)
 
       group_opts = {}
-
-      if @use_runtime_info
-        group_opts[:runtime_log] = "tmp/turbo_rspec_runtime.log"
-      else
-        group_opts[:group_by] = :filesize
-      end
+      group_opts[:runtime_log] = "tmp/turbo_rspec_runtime.log" if @use_runtime_info
 
       tests_in_groups =
         ParallelTests::RSpec::Runner.tests_in_groups(@files, @num_processes, **group_opts)
@@ -160,8 +158,8 @@ module TurboTests
           "exec",
           "rspec",
           *extra_args,
-          "--seed",
-          rand(2**16).to_s,
+          "--order",
+          "random:#{@seed}",
           "--format",
           "TurboTests::JsonRowsFormatter",
           "--out",
@@ -175,9 +173,9 @@ module TurboTests
             [env.map { |k, v| "#{k}=#{v}" }.join(" "), command.join(" ")].select { |x| x.size > 0 }
               .join(" ")
 
-          STDERR.puts "::group::[#{process_id}] Run RSpec" if ENV["CI"]
-          STDERR.puts "Process #{process_id}: #{command_str}"
-          STDERR.puts "::endgroup::" if ENV["CI"]
+          STDOUT.puts "::group::[#{process_id}] Run RSpec" if ENV["GITHUB_ACTIONS"]
+          STDOUT.puts "Process #{process_id}: #{command_str}"
+          STDOUT.puts "::endgroup::" if ENV["GITHUB_ACTIONS"]
         end
 
         stdin, stdout, stderr, wait_thr = Open3.popen3(env, *command)