diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6c849bf..ca3f972 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -16,7 +16,7 @@ jobs:
       matrix:
         ruby: [ '3.0', '3.1', '3.2' ]
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby ${{ matrix.ruby }}
         uses: ruby/setup-ruby@v1
         with:
@@ -27,7 +27,7 @@ jobs:
   build-win:
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby 3.2
         uses: ruby/setup-ruby@v1
         with:
@@ -38,7 +38,7 @@ jobs:
   build-mac:
     runs-on: macos-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - name: Set up Ruby 3.2
         uses: ruby/setup-ruby@v1
         with: