diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 3de819e..edde5ce 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -1,13 +1,17 @@
+---
 name: Ruby
-on:
+'on':
   push:
-    branches: [ main ]
+    branches:
+    - main
   pull_request:
-    branches: [ main ]
+    branches:
+    - main
 permissions:
   contents: read
 jobs:
   test:
+    name: Ruby ${{ matrix.ruby-version }}
     runs-on: ubuntu-latest
     env:
       BUNDLE_WITH: development
@@ -20,11 +24,12 @@ jobs:
         - '3.3'
         - head
     steps:
-    - uses: actions/checkout@v3
+    - name: Checkout repository
+      uses: actions/checkout@v4
     - name: Set up Ruby
       uses: ruby/setup-ruby@v1
       with:
-        ruby-version: ${{ matrix.ruby-version }}
+        ruby-version: "${{ matrix.ruby-version }}"
         bundler-cache: true
     - name: Run tests
       run: bundle exec rake