diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index f119ed8..9437478 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - name: Run audit check
         uses: actions-rs/audit-check@v1
         with:
diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 604701f..752f6b6 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/cache@v3
         with:
           path: |
@@ -38,7 +38,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/cache@v3
         with:
           path: |
@@ -58,7 +58,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
       - uses: actions/cache@v3
         with:
           path: |
diff --git a/.github/workflows/rust-clippy.yml b/.github/workflows/rust-clippy.yml
index 5f4846b..d6b396d 100644
--- a/.github/workflows/rust-clippy.yml
+++ b/.github/workflows/rust-clippy.yml
@@ -28,7 +28,7 @@ jobs:
       actions: read # only required for a private repository by github/codeql-action/upload-sarif to get the Action run status 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Install Rust toolchain
         uses: actions-rs/toolchain@16499b5e05bf2e26879000db0c1d13f7e13fa3af #@v1