diff --git a/.github/workflows/CD.yml b/.github/workflows/CD.yml
index 3463d1b..c8207f6 100644
--- a/.github/workflows/CD.yml
+++ b/.github/workflows/CD.yml
@@ -51,7 +51,7 @@ jobs:
     timeout-minutes: 60
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Install Rust toolchain
         uses: dtolnay/rust-toolchain@stable
       - uses: taiki-e/setup-cross-toolchain-action@v1
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index 7154dc5..b532fc7 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -14,7 +14,7 @@ jobs:
       options: --security-opt seccomp=unconfined
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Generate code coverage
         run: |
diff --git a/.github/workflows/release-plz.yml b/.github/workflows/release-plz.yml
index 43e9538..a2f59ef 100644
--- a/.github/workflows/release-plz.yml
+++ b/.github/workflows/release-plz.yml
@@ -23,7 +23,7 @@ jobs:
           app_id: ${{ secrets.APP_ID }} # <-- GitHub App ID secret name
           private_key: ${{ secrets.APP_PRIVATE_KEY }} # <-- GitHub App private key secret name
       - name: Checkout repository
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
         with:
           fetch-depth: 0
           token: ${{ steps.generate-token.outputs.token }}
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 31000a2..9fd45e0 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Build
       run: cargo build --verbose
     - name: Run tests