diff --git a/.github/workflows/cibuildwheel.yml b/.github/workflows/cibuildwheel.yml
index fab71d9..a5c83e8 100644
--- a/.github/workflows/cibuildwheel.yml
+++ b/.github/workflows/cibuildwheel.yml
@@ -29,7 +29,7 @@ jobs:
           arch: AMD64
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
         fetch-depth: 0
 
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index 2e02d22..ac4bcd4 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -11,7 +11,7 @@ jobs:
   run:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Setup Micromamba
       uses: mamba-org/setup-micromamba@v1
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index ad71791..1087792 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -9,6 +9,6 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - uses: actions/setup-python@v4
     - uses: pre-commit/action@v3.0.0
diff --git a/.github/workflows/tarball-tests.yml b/.github/workflows/tarball-tests.yml
index ad08095..b7c788c 100644
--- a/.github/workflows/tarball-tests.yml
+++ b/.github/workflows/tarball-tests.yml
@@ -9,7 +9,7 @@ jobs:
   run:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Setup Micromamba
       uses: mamba-org/setup-micromamba@v1
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 2a3c341..8b2a612 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -21,7 +21,7 @@ jobs:
       fail-fast: false
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
 
     - name: Setup Micromamba Python ${{ matrix.python-version }} numpy ${{ matrix.numpy-version }}
       uses: mamba-org/setup-micromamba@v1