diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 9fb4ded..b562e2c 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,6 +17,7 @@ jobs:
     name: Checks/Tests on OTP ${{matrix.otp}} / Elixir ${{matrix.elixir}}
     runs-on: ubuntu-latest
     strategy:
+      fail-fast: false
       matrix:
         include:
           - elixir: '1.14'
@@ -29,6 +30,11 @@ jobs:
             otp: '27'
           - elixir: '1.18'
             otp: '27'
+          - elixir: '1.19'
+            otp: '28'
+          - elixir: main
+            experimental: true
+            otp: '28'
     steps:
       - name: Set up Elixir
         id: setup
@@ -80,7 +86,7 @@ jobs:
         run: mix compile --warnings-as-errors
 
       - name: Check formatting
-        if: ${{matrix.elixir == '1.18'}}
+        if: ${{matrix.elixir == '1.19'}}
         run: mix format --check-formatted
 
       - name: Run tests
diff --git a/.tool-versions b/.tool-versions
index bb51a93..a2abd93 100644
--- a/.tool-versions
+++ b/.tool-versions
@@ -1,2 +1,2 @@
-erlang 27.2
-elixir 1.18.1-otp-27
+erlang 28.0
+elixir 1.19-otp-28
diff --git a/lib/mix_test_interactive/command_line_formatter.ex b/lib/mix_test_interactive/command_line_formatter.ex
index 741c6e3..67c8159 100644
--- a/lib/mix_test_interactive/command_line_formatter.ex
+++ b/lib/mix_test_interactive/command_line_formatter.ex
@@ -1,15 +1,24 @@
 defmodule MixTestInteractive.CommandLineFormatter do
   @moduledoc false
 
-  @special_chars ~r/[\s&|;<>*?()\[\]{}$`'"]/
-  @whitespace ~r/\s/
-
   def call(command, args) do
     Enum.map_join([command | args], " ", &format_argument/1)
   end
 
+  defmacrop special_chars do
+    quote do
+      ~r/[\s&|;<>*?()\[\]{}$`'"]/
+    end
+  end
+
+  defmacrop whitespace do
+    quote do
+      ~r/\s/
+    end
+  end
+
   defp format_argument(arg) do
-    if arg =~ @special_chars do
+    if arg =~ special_chars() do
       quote_argument(arg)
     else
       arg
@@ -19,7 +28,7 @@ defmodule MixTestInteractive.CommandLineFormatter do
   defp quote_argument(arg) do
     cond do
       # Prefer double quotes for arguments with only spaces or special characters
-      String.match?(arg, @whitespace) and not String.contains?(arg, ~s(")) ->
+      String.match?(arg, whitespace()) and not String.contains?(arg, ~s(")) ->
         ~s("#{arg}")
 
       # Use single quotes if the argument contains double quotes but no single quotes
diff --git a/lib/mix_test_interactive/config.ex b/lib/mix_test_interactive/config.ex
index f8c9f11..765e23a 100644
--- a/lib/mix_test_interactive/config.ex
+++ b/lib/mix_test_interactive/config.ex
@@ -10,7 +10,7 @@ defmodule MixTestInteractive.Config do
     field :ansi_enabled?, boolean()
     field :clear?, boolean(), default: false
     field :command, {String.t(), [String.t()]}, default: {"mix", []}
-    field :exclude, [Regex.t()], default: [~r/\.#/, ~r{priv/repo/migrations}]
+    field :exclude, [Regex.t()]
     field :extra_extensions, [String.t()], default: []
     field :runner, module(), default: MixTestInteractive.PortRunner
     field :show_timestamp?, boolean(), default: false
@@ -36,12 +36,32 @@ defmodule MixTestInteractive.Config do
   end
 
   @doc false
-  def new do
+  def new(overrides \\ []) do
     os_type = ProcessTree.get(:os_type, default: :os.type())
 
-    default_ansi_enabled(%__MODULE__{}, os_type)
+    defaults = [ansi_enabled?: not match?({:win32, _os_name}, os_type), exclude: [~r/\.#/, ~r{priv/repo/migrations}]]
+    attrs = Keyword.merge(defaults, overrides)
+
+    struct!(%__MODULE__{}, attrs)
+  end
+
+  @doc false
+  def equal?(%__MODULE__{} = left, %__MODULE__{} = right) do
+    %{left | exclude: nil} == %{right | exclude: nil} and exclude_matches?(left, right.exclude)
   end
 
+  @doc false
+  def exclude_contains?(%__MODULE__{} = config, %Regex{} = regex) do
+    regex.source in sources(config.exclude)
+  end
+
+  @doc false
+  def exclude_matches?(%__MODULE__{} = config, exclude) do
+    sources(config.exclude) == sources(exclude)
+  end
+
+  defp sources(exclude), do: Enum.map(exclude, &Regex.source/1)
+
   defp load(%__MODULE__{} = config, app_key, opts \\ []) do
     config_key = Keyword.get(opts, :rename, app_key)
     transform = Keyword.get(opts, :transform, & &1)
@@ -59,14 +79,6 @@ defmodule MixTestInteractive.Config do
     end
   end
 
-  defp default_ansi_enabled(%__MODULE__{} = config, {:win32, _os_name} = _os_type) do
-    %{config | ansi_enabled?: false}
-  end
-
-  defp default_ansi_enabled(%__MODULE__{} = config, _os_type) do
-    %{config | ansi_enabled?: true}
-  end
-
   defp parse_command({cmd, args} = command) when is_binary(cmd) and is_list(args), do: command
   defp parse_command(command) when is_binary(command), do: {command, []}
 
diff --git a/lib/mix_test_interactive/pattern_filter.ex b/lib/mix_test_interactive/pattern_filter.ex
index 59085c7..0ca288c 100644
--- a/lib/mix_test_interactive/pattern_filter.ex
+++ b/lib/mix_test_interactive/pattern_filter.ex
@@ -25,10 +25,19 @@ defmodule MixTestInteractive.PatternFilter do
     |> Kernel.++(with_line_number)
   end
 
-  defp is_line_number_pattern?(pattern) do
-    case ExUnit.Filters.parse_path(pattern) do
-      {_path, []} -> false
-      _ -> true
+  if Version.compare(System.version(), "1.20.0-dev") == :lt do
+    defp is_line_number_pattern?(pattern) do
+      case ExUnit.Filters.parse_path(pattern) do
+        {_path, []} -> false
+        _ -> true
+      end
+    end
+  else
+    defp is_line_number_pattern?(pattern) do
+      case ExUnit.Filters.parse_paths([pattern]) do
+        {_path, []} -> false
+        _ -> true
+      end
     end
   end
 end
diff --git a/lib/mix_test_interactive/port_runner.ex b/lib/mix_test_interactive/port_runner.ex
index 7707de2..0c5bcfd 100644
--- a/lib/mix_test_interactive/port_runner.ex
+++ b/lib/mix_test_interactive/port_runner.ex
@@ -51,7 +51,7 @@ defmodule MixTestInteractive.PortRunner do
   defp enable_ansi(task) do
     enable_command = "Application.put_env(:elixir, :ansi_enabled, true)"
 
-    ["do", "eval", enable_command, ",", task]
+    ["do", "eval", enable_command, "+", task]
   end
 
   defp maybe_print_command(%Config{verbose?: false} = _config, _runner_program, _runner_program_args), do: :ok
diff --git a/mix.exs b/mix.exs
index c965071..ccefff5 100644
--- a/mix.exs
+++ b/mix.exs
@@ -10,7 +10,7 @@ defmodule MixTestInteractive.MixProject do
       deps: deps(),
       description: description(),
       docs: docs(),
-      elixir: "~> 1.13",
+      elixir: "~> 1.14",
       name: "mix test.interactive",
       package: package(),
       source_url: @source_url,
@@ -32,10 +32,10 @@ defmodule MixTestInteractive.MixProject do
 
   defp deps do
     [
-      {:ex_doc, "~> 0.35.1", only: :dev, runtime: false},
+      {:ex_doc, "~> 0.38.2", only: :dev, runtime: false},
       {:file_system, "~> 0.2 or ~> 1.0"},
       {:process_tree, "~> 0.1.3 or ~> 0.2.0"},
-      {:styler, "~> 1.2", only: [:dev, :test], runtime: false},
+      {:styler, "~> 1.4", only: [:dev, :test], runtime: false},
       {:typed_struct, "~> 0.3.0"}
     ]
   end
diff --git a/mix.lock b/mix.lock
index 51dbe33..f69e73b 100644
--- a/mix.lock
+++ b/mix.lock
@@ -1,12 +1,12 @@
 %{
-  "earmark_parser": {:hex, :earmark_parser, "1.4.41", "ab34711c9dc6212dda44fcd20ecb87ac3f3fce6f0ca2f28d4a00e4154f8cd599", [:mix], [], "hexpm", "a81a04c7e34b6617c2792e291b5a2e57ab316365c2644ddc553bb9ed863ebefa"},
-  "ex_doc": {:hex, :ex_doc, "0.35.1", "de804c590d3df2d9d5b8aec77d758b00c814b356119b3d4455e4b8a8687aecaf", [:mix], [{:earmark_parser, "~> 1.4.39", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_c, ">= 0.1.0", [hex: :makeup_c, repo: "hexpm", optional: true]}, {:makeup_elixir, "~> 0.14 or ~> 1.0", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1 or ~> 1.0", [hex: :makeup_erlang, repo: "hexpm", optional: false]}, {:makeup_html, ">= 0.1.0", [hex: :makeup_html, repo: "hexpm", optional: true]}], "hexpm", "2121c6402c8d44b05622677b761371a759143b958c6c19f6558ff64d0aed40df"},
+  "earmark_parser": {:hex, :earmark_parser, "1.4.44", "f20830dd6b5c77afe2b063777ddbbff09f9759396500cdbe7523efd58d7a339c", [:mix], [], "hexpm", "4778ac752b4701a5599215f7030989c989ffdc4f6df457c5f36938cc2d2a2750"},
+  "ex_doc": {:hex, :ex_doc, "0.38.2", "504d25eef296b4dec3b8e33e810bc8b5344d565998cd83914ffe1b8503737c02", [:mix], [{:earmark_parser, "~> 1.4.44", [hex: :earmark_parser, repo: "hexpm", optional: false]}, {:makeup_c, ">= 0.1.0", [hex: :makeup_c, repo: "hexpm", optional: true]}, {:makeup_elixir, "~> 0.14 or ~> 1.0", [hex: :makeup_elixir, repo: "hexpm", optional: false]}, {:makeup_erlang, "~> 0.1 or ~> 1.0", [hex: :makeup_erlang, repo: "hexpm", optional: false]}, {:makeup_html, ">= 0.1.0", [hex: :makeup_html, repo: "hexpm", optional: true]}], "hexpm", "732f2d972e42c116a70802f9898c51b54916e542cc50968ac6980512ec90f42b"},
   "file_system": {:hex, :file_system, "1.0.1", "79e8ceaddb0416f8b8cd02a0127bdbababe7bf4a23d2a395b983c1f8b3f73edd", [:mix], [], "hexpm", "4414d1f38863ddf9120720cd976fce5bdde8e91d8283353f0e31850fa89feb9e"},
   "makeup": {:hex, :makeup, "1.2.1", "e90ac1c65589ef354378def3ba19d401e739ee7ee06fb47f94c687016e3713d1", [:mix], [{:nimble_parsec, "~> 1.4", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "d36484867b0bae0fea568d10131197a4c2e47056a6fbe84922bf6ba71c8d17ce"},
   "makeup_elixir": {:hex, :makeup_elixir, "1.0.1", "e928a4f984e795e41e3abd27bfc09f51db16ab8ba1aebdba2b3a575437efafc2", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}, {:nimble_parsec, "~> 1.2.3 or ~> 1.3", [hex: :nimble_parsec, repo: "hexpm", optional: false]}], "hexpm", "7284900d412a3e5cfd97fdaed4f5ed389b8f2b4cb49efc0eb3bd10e2febf9507"},
-  "makeup_erlang": {:hex, :makeup_erlang, "1.0.1", "c7f58c120b2b5aa5fd80d540a89fdf866ed42f1f3994e4fe189abebeab610839", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "8a89a1eeccc2d798d6ea15496a6e4870b75e014d1af514b1b71fa33134f57814"},
-  "nimble_parsec": {:hex, :nimble_parsec, "1.4.0", "51f9b613ea62cfa97b25ccc2c1b4216e81df970acd8e16e8d1bdc58fef21370d", [:mix], [], "hexpm", "9c565862810fb383e9838c1dd2d7d2c437b3d13b267414ba6af33e50d2d1cf28"},
+  "makeup_erlang": {:hex, :makeup_erlang, "1.0.2", "03e1804074b3aa64d5fad7aa64601ed0fb395337b982d9bcf04029d68d51b6a7", [:mix], [{:makeup, "~> 1.0", [hex: :makeup, repo: "hexpm", optional: false]}], "hexpm", "af33ff7ef368d5893e4a267933e7744e46ce3cf1f61e2dccf53a111ed3aa3727"},
+  "nimble_parsec": {:hex, :nimble_parsec, "1.4.2", "8efba0122db06df95bfaa78f791344a89352ba04baedd3849593bfce4d0dc1c6", [:mix], [], "hexpm", "4b21398942dda052b403bbe1da991ccd03a053668d147d53fb8c4e0efe09c973"},
   "process_tree": {:hex, :process_tree, "0.2.0", "a934111ff00c1b696731edf35ecc6a4724105e045efa95a1977cac21ebad62cd", [:mix], [], "hexpm", "92901d3e9d2f40f4e09c7774a97ed0d1fac5d3541c62552df8346dfa0f9ee19b"},
-  "styler": {:hex, :styler, "1.2.1", "28f9e3d4b065c22575c56b8ae03d05188add1b21bec5ae664fc1551e2dfcc41b", [:mix], [], "hexpm", "71dc33980e530d21ca54db9c2075e646faa6e7b744a9d4a3dfb0ff01f56595f0"},
+  "styler": {:hex, :styler, "1.4.2", "420da8a9d10324625b75690ca9f2468bc00ee6eb78dead827e562368f9feabbb", [:mix], [], "hexpm", "ca22538b203b2424eef99a227e081143b9a9a4b26da75f26d920537fcd778832"},
   "typed_struct": {:hex, :typed_struct, "0.3.0", "939789e3c1dca39d7170c87f729127469d1315dcf99fee8e152bb774b17e7ff7", [:mix], [], "hexpm", "c50bd5c3a61fe4e198a8504f939be3d3c85903b382bde4865579bc23111d1b6d"},
 }
diff --git a/test/mix_test_interactive/command_line_parser_test.exs b/test/mix_test_interactive/command_line_parser_test.exs
index a7823a1..0fdc507 100644
--- a/test/mix_test_interactive/command_line_parser_test.exs
+++ b/test/mix_test_interactive/command_line_parser_test.exs
@@ -62,7 +62,7 @@ defmodule MixTestInteractive.CommandLineParserTest do
   describe "mix test.interactive options" do
     test "retains original defaults when no options" do
       {:ok, %{config: config}} = CommandLineParser.parse([])
-      assert config == Config.new()
+      assert Config.equal?(config, Config.new())
     end
 
     test "sets ansi_enabled? flag with --ansi-enabled" do
@@ -106,17 +106,17 @@ defmodule MixTestInteractive.CommandLineParserTest do
 
     test "ignores custom command arguments if command is not specified" do
       {:ok, %{config: config}} = CommandLineParser.parse(["--arg", "arg_with_missing_command"])
-      assert config.command == %Config{}.command
+      assert config.command == Config.new().command
     end
 
     test "configures watch exclusions with --exclude" do
       {:ok, %{config: config}} = CommandLineParser.parse(["--exclude", "~$"])
-      assert config.exclude == [~r/~$/]
+      assert Config.exclude_matches?(config, [~r/~$/])
     end
 
     test "configures multiple watch exclusions with repeated --exclude options" do
       {:ok, %{config: config}} = CommandLineParser.parse(["--exclude", "~$", "--exclude", "\.secret\.exs"])
-      assert config.exclude == [~r/~$/, ~r/.secret.exs/]
+      assert Config.exclude_matches?(config, [~r/~$/, ~r/.secret.exs/])
     end
 
     test "fails if watch exclusion is an invalid Regex" do
@@ -342,7 +342,7 @@ defmodule MixTestInteractive.CommandLineParserTest do
       {:ok, %{config: config, settings: settings}} =
         CommandLineParser.parse(["--exclude", "~$", "--", "--exclude", "integration"])
 
-      assert config.exclude == [~r/~$/]
+      assert Config.exclude_matches?(config, [~r/~$/])
       assert settings.excludes == ["integration"]
     end
 
diff --git a/test/mix_test_interactive/config_test.exs b/test/mix_test_interactive/config_test.exs
index 9aaa971..e55a758 100644
--- a/test/mix_test_interactive/config_test.exs
+++ b/test/mix_test_interactive/config_test.exs
@@ -61,18 +61,18 @@ defmodule MixTestInteractive.ConfigTest do
     test "takes :exclude from the env" do
       Process.put(:exclude, [~r/migration_.*/])
       config = Config.load_from_environment()
-      assert config.exclude == [~r/migration_.*/]
+      assert Config.exclude_matches?(config, [~r/migration_.*/])
     end
 
     test ":exclude contains common editor temp/swap files by default" do
       config = Config.load_from_environment()
       # Emacs lock symlink
-      assert ~r/\.#/ in config.exclude
+      assert Config.exclude_contains?(config, ~r/\.#/)
     end
 
     test "excludes default Phoenix migrations directory by default" do
       config = Config.load_from_environment()
-      assert ~r{priv/repo/migrations} in config.exclude
+      assert Config.exclude_contains?(config, ~r{priv/repo/migrations})
     end
 
     test "takes :extra_extensions from the env" do
diff --git a/test/mix_test_interactive/end_to_end_test.exs b/test/mix_test_interactive/end_to_end_test.exs
index d40334e..9de2a0e 100644
--- a/test/mix_test_interactive/end_to_end_test.exs
+++ b/test/mix_test_interactive/end_to_end_test.exs
@@ -28,15 +28,15 @@ defmodule MixTestInteractive.EndToEndTest do
     end
   end
 
-  @config %Config{runner: DummyRunner}
-  @settings %Settings{}
-
   setup do
     {:ok, io} = StringIO.open("")
     Process.group_leader(self(), io)
 
+    config = Config.new(runner: DummyRunner)
+    settings = %Settings{}
+
     _pid = start_supervised!({DummyRunner, self()})
-    pid = start_supervised!({InteractiveMode, config: @config, name: :end_to_end, settings: @settings})
+    pid = start_supervised!({InteractiveMode, config: config, name: :end_to_end, settings: settings})
 
     %{pid: pid}
   end
@@ -160,7 +160,7 @@ defmodule MixTestInteractive.EndToEndTest do
   end
 
   defp assert_ran_tests(args \\ []) do
-    assert_receive {@config, ^args}, 100
+    assert_receive {%Config{}, ^args}, 100
   end
 
   defp refute_ran_tests do
diff --git a/test/mix_test_interactive/paths_test.exs b/test/mix_test_interactive/paths_test.exs
index ebfdb97..58f4d67 100644
--- a/test/mix_test_interactive/paths_test.exs
+++ b/test/mix_test_interactive/paths_test.exs
@@ -41,7 +41,7 @@ defmodule MixTestInteractive.PathsTest do
   end
 
   test "extra extensions are watched" do
-    config = %Config{extra_extensions: [".ex", ".haml", ".foo", ".txt"]}
+    config = Config.new(extra_extensions: [".ex", ".haml", ".foo", ".txt"])
     assert watching?("foo.ex", config)
     assert watching?("index.html.haml", config)
     assert watching?("my.foo", config)
@@ -71,14 +71,15 @@ defmodule MixTestInteractive.PathsTest do
   end
 
   test "migrations_.* files should be excluded watched" do
-    refute watching?("migrations_files/foo.exs", %Config{exclude: [~r/migrations_.*/]})
+    refute watching?("migrations_files/foo.exs", Config.new(exclude: [~r/migrations_.*/]))
   end
 
   test "app.ex is not excluded by migrations_.* pattern" do
-    assert watching?("app.ex", %Config{exclude: [~r/migrations_.*/]})
+    assert watching?("app.ex", Config.new(exclude: [~r/migrations_.*/]))
   end
 
-  defp watching?(path, config \\ %Config{}) do
+  defp watching?(path, config \\ nil) do
+    config = config || Config.new()
     Paths.watching?(path, config)
   end
 end
diff --git a/test/mix_test_interactive/port_runner_test.exs b/test/mix_test_interactive/port_runner_test.exs
index b9ed800..004d993 100644
--- a/test/mix_test_interactive/port_runner_test.exs
+++ b/test/mix_test_interactive/port_runner_test.exs
@@ -9,8 +9,10 @@ defmodule MixTestInteractive.PortRunnerTest do
   @unix {:unix, :darwin}
   @windows {:win32, :nt}
 
-  defp config(overrides \\ %{}) do
-    Map.merge(%Config{ansi_enabled?: false}, overrides)
+  defp config(overrides \\ []) do
+    [ansi_enabled?: false]
+    |> Keyword.merge(overrides)
+    |> Config.new()
   end
 
   defp run(options \\ []) do
@@ -73,8 +75,8 @@ defmodule MixTestInteractive.PortRunnerTest do
       end
 
       test "enables ansi output when turned on" do
-        config = config(%{ansi_enabled?: true})
-        {"mix", ["do", "eval", ansi, ",", "test"], _options} = run(config: config)
+        config = config(ansi_enabled?: true)
+        {"mix", ["do", "eval", ansi, "+", "test"], _options} = run(config: config)
 
         assert ansi =~ ~r/:ansi_enabled/
       end
@@ -88,22 +90,22 @@ defmodule MixTestInteractive.PortRunnerTest do
       end
 
       test "uses custom task" do
-        config = config(%{task: "custom_task"})
+        config = config(task: "custom_task")
         assert {_command, ["custom_task"], _options} = run(config: config)
       end
 
       test "uses custom command with no args" do
-        config = config(%{command: {"custom_command", []}})
+        config = config(command: {"custom_command", []})
         assert {"custom_command", _args, _options} = run(config: config)
       end
 
       test "uses custom command with args" do
-        config = config(%{command: {"custom_command", ["--custom_arg"]}})
+        config = config(command: {"custom_command", ["--custom_arg"]})
         assert {"custom_command", ["--custom_arg", "test"], _options} = run(config: config)
       end
 
       test "prepends command args to test args" do
-        config = config(%{command: {"custom_command", ["--custom_arg"]}})
+        config = config(command: {"custom_command", ["--custom_arg"]})
 
         assert {"custom_command", ["--custom_arg", "test", "--cover"], _options} =
                  run(args: ["--cover"], config: config)
@@ -117,7 +119,7 @@ defmodule MixTestInteractive.PortRunnerTest do
       end
 
       test "displays command in verbose mode" do
-        config = config(%{verbose?: true})
+        config = config(verbose?: true)
 
         {result, output} = with_io(fn -> run(config: config) end)
 
diff --git a/test/mix_test_interactive/runner_test.exs b/test/mix_test_interactive/runner_test.exs
index aef5c80..9c761d0 100644
--- a/test/mix_test_interactive/runner_test.exs
+++ b/test/mix_test_interactive/runner_test.exs
@@ -31,7 +31,7 @@ defmodule MixTestInteractive.RunnerTest do
 
   describe "run/1" do
     test "It delegates to the runner specified by the config" do
-      config = %Config{runner: DummyRunner}
+      config = Config.new(runner: DummyRunner)
       args = ["--cover", "--raise"]
 
       output =
@@ -45,7 +45,7 @@ defmodule MixTestInteractive.RunnerTest do
     end
 
     test "It outputs timestamp when specified by the config" do
-      config = %Config{runner: DummyRunner, show_timestamp?: true}
+      config = Config.new(runner: DummyRunner, show_timestamp?: true)
 
       output =
         capture_io(fn ->