diff --git a/.github/workflows/elixir.yml b/.github/workflows/elixir.yml
index ef756c9..cce7769 100644
--- a/.github/workflows/elixir.yml
+++ b/.github/workflows/elixir.yml
@@ -18,8 +18,8 @@ jobs:
     - name: Set up Elixir
       uses: erlef/setup-beam@v1
       with:
-        elixir-version: '1.12.3'
-        otp-version: '24.1'
+        elixir-version: latest
+        otp-version: latest
     - name: Restore dependencies cache
       uses: actions/cache@v3
       with:
diff --git a/lib/cli.ex b/lib/cli.ex
index 7783181..96a01df 100644
--- a/lib/cli.ex
+++ b/lib/cli.ex
@@ -7,9 +7,9 @@ defmodule Onigumo.CLI do
     parsed =
       OptionParser.parse(argv, aliases: [C: :working_dir], strict: [working_dir: :string])
 
-    with {parsed_switches, [component], []} <- parsed do
+    with {switches, [component], []} <- parsed do
       {:ok, module} = Map.fetch(@components, String.to_atom(component))
-      working_dir = Keyword.get(parsed_switches, :working_dir, File.cwd!())
+      working_dir = Keyword.get(switches, :working_dir, File.cwd!())
       module.main(working_dir)
     else
       _ -> usage_message()