diff --git a/.github/workflows/swift.yml b/.github/workflows/swift.yml
index cf15c1e..400ff99 100644
--- a/.github/workflows/swift.yml
+++ b/.github/workflows/swift.yml
@@ -15,7 +15,7 @@ jobs:
         os: [macos-latest, ubuntu-latest]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: swift build -v
   
   test:
@@ -26,5 +26,5 @@ jobs:
         os: [macos-latest, ubuntu-latest]
     runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - run: swift test -v
diff --git a/.github/workflows/swiftlint.yml b/.github/workflows/swiftlint.yml
index bcd358b..986cf15 100644
--- a/.github/workflows/swiftlint.yml
+++ b/.github/workflows/swiftlint.yml
@@ -22,7 +22,7 @@ jobs:
     name: SwiftLint
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: norio-nomura/action-swiftlint@3.2.1
         with:
           args: --strict