diff --git a/.github/workflows/build_wheels.yml b/.github/workflows/build_wheels.yml
index 7adb6791..1a6f498e 100644
--- a/.github/workflows/build_wheels.yml
+++ b/.github/workflows/build_wheels.yml
@@ -19,7 +19,7 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Build sdist
         run: pipx run build --sdist
@@ -84,7 +84,7 @@ jobs:
       matrix:
         python_version: ["2.7", "3.7"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/download-artifact@v5
         with:
           name: "manylinux_x86_64-wheels"
@@ -124,7 +124,7 @@ jobs:
       matrix:
         python_version: ["3.8", "3.9", "3.10", "3.11", "3.12", "3.13", "3.14"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -162,7 +162,7 @@ jobs:
       matrix:
         python_version: ["3.8", "3.13", "3.14"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -200,7 +200,7 @@ jobs:
       matrix:
         python_version: ["3.13", "3.14"]
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
@@ -246,7 +246,7 @@ jobs:
       options: --cap-add=SYS_PTRACE
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up dependencies
         run: |
           apk add --update alpine-sdk bash alpine-sdk python3 python3-dev gdb musl-dbg python3-dbg
@@ -276,7 +276,7 @@ jobs:
       options: --cap-add=SYS_PTRACE
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up dependencies
         run: |
           dnf install -y \
@@ -311,7 +311,7 @@ jobs:
       image: archlinux
       options: --cap-add=SYS_PTRACE --security-opt seccomp=unconfined
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up dependencies
         run: |
           pacman -Syu --noconfirm \
@@ -351,7 +351,7 @@ jobs:
       options: --cap-add=SYS_PTRACE
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up dependencies
         run: |
           apt-get update
diff --git a/.github/workflows/coverage.yml b/.github/workflows/coverage.yml
index f4484ca4..d5fc474e 100644
--- a/.github/workflows/coverage.yml
+++ b/.github/workflows/coverage.yml
@@ -27,7 +27,7 @@ jobs:
     strategy:
       fail-fast: false
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index ab042e73..9e86acec 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -13,7 +13,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/lint_and_docs.yml b/.github/workflows/lint_and_docs.yml
index d6f8496d..73d62890 100644
--- a/.github/workflows/lint_and_docs.yml
+++ b/.github/workflows/lint_and_docs.yml
@@ -6,7 +6,7 @@ jobs:
   lint_and_docs:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: "3.10"