diff --git a/.github/workflows/gh-pages.yml b/.github/workflows/gh-pages.yml
index 40df468b..b5e9eccc 100644
--- a/.github/workflows/gh-pages.yml
+++ b/.github/workflows/gh-pages.yml
@@ -14,7 +14,7 @@ jobs:
     concurrency:
       group: ${{ github.workflow }}-${{ github.ref }}
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
 
       - name: Cancel Previous Runs
         uses: styfle/cancel-workflow-action@0.12.1
diff --git a/.github/workflows/miri.yml b/.github/workflows/miri.yml
index 0b754862..24a5c7ed 100644
--- a/.github/workflows/miri.yml
+++ b/.github/workflows/miri.yml
@@ -14,7 +14,7 @@ jobs:
     name: Test (Miri)
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
       - uses: actions-rs/toolchain@v1.0.6
         with:
           profile: minimal
diff --git a/.github/workflows/python.yml b/.github/workflows/python.yml
index ab62055d..123b65cd 100644
--- a/.github/workflows/python.yml
+++ b/.github/workflows/python.yml
@@ -21,7 +21,7 @@ jobs:
         with:
           access_token: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           submodules: recursive
diff --git a/.github/workflows/security.yaml b/.github/workflows/security.yaml
index 969e6fc7..0066d9b4 100644
--- a/.github/workflows/security.yaml
+++ b/.github/workflows/security.yaml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-24.04
     steps:
       - name: Checkout the Repository
-        uses: actions/checkout@v4.2.2
+        uses: actions/checkout@v6.0.0
       
       - name: Perform the security audit
         uses: actions-rs/audit-check@v1.2.0
diff --git a/.github/workflows/semver.yml b/.github/workflows/semver.yml
index b1588c7c..be8d8897 100644
--- a/.github/workflows/semver.yml
+++ b/.github/workflows/semver.yml
@@ -14,7 +14,7 @@ jobs:
         rust:
           - stable
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
diff --git a/.github/workflows/test32bit.yml b/.github/workflows/test32bit.yml
index 63634f1f..f4056a10 100644
--- a/.github/workflows/test32bit.yml
+++ b/.github/workflows/test32bit.yml
@@ -21,7 +21,7 @@ jobs:
         uses: styfle/cancel-workflow-action@0.12.1
         with:
           access_token: ${{ secrets.GITHUB_TOKEN }}
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           submodules: recursive
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index c74ff46f..52b96652 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -22,7 +22,7 @@ jobs:
         with:
           access_token: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           submodules: recursive
@@ -50,7 +50,7 @@ jobs:
     name: rust fmt
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           submodules: recursive
@@ -69,7 +69,7 @@ jobs:
         rust:
           - stable
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
@@ -89,7 +89,7 @@ jobs:
         rust:
           - 1.75.0
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
@@ -105,7 +105,7 @@ jobs:
         rust:
           - stable
     steps:
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
       - uses: dtolnay/rust-toolchain@v1
         with:
           toolchain: ${{ matrix.rust }}
diff --git a/.github/workflows/valgrind.yml b/.github/workflows/valgrind.yml
index f5e46df1..7acb332a 100644
--- a/.github/workflows/valgrind.yml
+++ b/.github/workflows/valgrind.yml
@@ -20,7 +20,7 @@ jobs:
         with:
           access_token: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: actions/checkout@v4.2.2
+      - uses: actions/checkout@v6.0.0
         with:
           token: ${{ secrets.GITHUB_TOKEN }}
           submodules: recursive