diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 00db04b..2888b64 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -29,7 +29,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v3
+      uses: actions/checkout@v4
       with:
           # setuptools_scm requires a non-shallow clone of the repository
           fetch-depth: 0
diff --git a/.github/workflows/pypi.yml b/.github/workflows/pypi.yml
index 6eeb09b..d00f569 100644
--- a/.github/workflows/pypi.yml
+++ b/.github/workflows/pypi.yml
@@ -12,7 +12,7 @@ jobs:
     runs-on: ubuntu-20.04
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
       with:
           # setuptools_scm requires a non-shallow clone of the repository
           fetch-depth: 0