diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 51b44c5..96116f4 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -15,7 +15,7 @@ jobs:
   security_audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: rustsec/audit-check@v1
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
diff --git a/.github/workflows/dependabot-changelog.yml b/.github/workflows/dependabot-changelog.yml
index 2effaed..d40e9fb 100644
--- a/.github/workflows/dependabot-changelog.yml
+++ b/.github/workflows/dependabot-changelog.yml
@@ -15,7 +15,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           token: ${{ secrets.ACTION_TOKEN }}
       - uses: dangoslen/dependabot-changelog-helper@v3
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index d53f83b..6a350d9 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: actions-rs/toolchain@v1
@@ -84,7 +84,7 @@ jobs:
     needs: [tests]
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
       - uses: taiki-e/create-gh-release-action@v1
         with:
           changelog: CHANGELOG.md
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 144422c..56467b5 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -27,7 +27,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: dtolnay/rust-toolchain@stable
@@ -58,7 +58,7 @@ jobs:
 
     steps:
       - name: Checkout sources
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install stable toolchain
         uses: dtolnay/rust-toolchain@stable