diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 753a0462..5679d3b9 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,7 +16,7 @@ jobs:
     runs-on: macos-latest
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: rust version info
       run: cargo --version
diff --git a/.github/workflows/msrv.yml b/.github/workflows/msrv.yml
index 93f2e793..99dbb394 100644
--- a/.github/workflows/msrv.yml
+++ b/.github/workflows/msrv.yml
@@ -21,7 +21,7 @@ jobs:
           - stable
           - beta
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - run: rustup update ${{ matrix.toolchain }} && rustup default ${{ matrix.toolchain }}
       - run: cargo build --verbose
       - run: cargo test --verbose
diff --git a/.github/workflows/pypi.yaml b/.github/workflows/pypi.yaml
index abc21779..68ba4926 100644
--- a/.github/workflows/pypi.yaml
+++ b/.github/workflows/pypi.yaml
@@ -58,7 +58,7 @@ jobs:
 
     steps:
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Generate Cargo.lock
         run: cargo generate-lockfile
         
@@ -94,7 +94,7 @@ jobs:
   sdist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ env.PYTHON_VERSION }}
diff --git a/.github/workflows/security-audit.yml b/.github/workflows/security-audit.yml
index 802aa5f8..a5b6006f 100644
--- a/.github/workflows/security-audit.yml
+++ b/.github/workflows/security-audit.yml
@@ -14,7 +14,7 @@ jobs:
   security_audit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: generate Cargo.lock
         run: cargo generate-lockfile
       - uses: rustsec/audit-check@v2.0.0
diff --git a/.github/workflows/testpypi.yaml b/.github/workflows/testpypi.yaml
index e5fe2ce2..aabec66c 100644
--- a/.github/workflows/testpypi.yaml
+++ b/.github/workflows/testpypi.yaml
@@ -48,7 +48,7 @@ jobs:
 
     steps:
 
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - name: Generate Cargo.lock
         run: cargo generate-lockfile
         
@@ -84,7 +84,7 @@ jobs:
   sdist:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         with:
           python-version: ${{ env.PYTHON_VERSION }}