diff --git a/README.md b/README.md
index 58ca9506e..6c1594638 100644
--- a/README.md
+++ b/README.md
@@ -91,7 +91,7 @@ jobs:
         os: [ubuntu-20.04, windows-2019, macOS-11]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       # Used to host cibuildwheel
       - uses: actions/setup-python@v3
diff --git a/docs/deliver-to-pypi.md b/docs/deliver-to-pypi.md
index b113fcb78..e49d2bb1a 100644
--- a/docs/deliver-to-pypi.md
+++ b/docs/deliver-to-pypi.md
@@ -48,7 +48,7 @@ well as several useful actions. Alongside your existing job(s) that runs cibuild
     name: Make SDist
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0  # Optional, use if you use setuptools_scm
         submodules: true  # Optional, use if you have submodules
diff --git a/docs/setup.md b/docs/setup.md
index 90526097d..7c04b1bf5 100644
--- a/docs/setup.md
+++ b/docs/setup.md
@@ -181,7 +181,7 @@ To build Linux, Mac, and Windows wheels using GitHub Actions, create a `.github/
             os: [ubuntu-20.04, windows-2019, macos-11]
 
         steps:
-          - uses: actions/checkout@v3
+          - uses: actions/checkout@v4
 
           - name: Build wheels
             run: pipx run cibuildwheel==2.15.0
@@ -213,7 +213,7 @@ To build Linux, Mac, and Windows wheels using GitHub Actions, create a `.github/
             os: [ubuntu-20.04, windows-2019, macos-11]
 
         steps:
-          - uses: actions/checkout@v3
+          - uses: actions/checkout@v4
 
           # Used to host cibuildwheel
           - uses: actions/setup-python@v3
diff --git a/examples/github-apple-silicon.yml b/examples/github-apple-silicon.yml
index 3fec68f51..233785e65 100644
--- a/examples/github-apple-silicon.yml
+++ b/examples/github-apple-silicon.yml
@@ -7,7 +7,7 @@ jobs:
     name: Build wheels on macos-11
     runs-on: macos-11
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.15.0
diff --git a/examples/github-deploy.yml b/examples/github-deploy.yml
index 51cb97575..4b376e7be 100644
--- a/examples/github-deploy.yml
+++ b/examples/github-deploy.yml
@@ -19,7 +19,7 @@ jobs:
         os: [ubuntu-22.04, windows-2022, macos-11]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.15.0
@@ -32,7 +32,7 @@ jobs:
     name: Build source distribution
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build sdist
         run: pipx run build --sdist
diff --git a/examples/github-minimal.yml b/examples/github-minimal.yml
index 53a028111..215246574 100644
--- a/examples/github-minimal.yml
+++ b/examples/github-minimal.yml
@@ -11,7 +11,7 @@ jobs:
         os: [ubuntu-20.04, windows-2019, macos-11]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Build wheels
         uses: pypa/cibuildwheel@v2.15.0
diff --git a/examples/github-with-qemu.yml b/examples/github-with-qemu.yml
index e31253633..1c9f66b58 100644
--- a/examples/github-with-qemu.yml
+++ b/examples/github-with-qemu.yml
@@ -11,7 +11,7 @@ jobs:
         os: [ubuntu-20.04, windows-2019, macos-11]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set up QEMU
         if: runner.os == 'Linux'