diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 54044f7..8e3d8f6 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -6,7 +6,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v5
       - name: Set up Python
         uses: actions/setup-python@v6
         with:
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b0bbeef..fb025d8 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -64,7 +64,7 @@ jobs:
               run: cd docs && make html
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
       - name: Setup Python environment
         uses: ./.github/actions/setup-venv
@@ -106,7 +106,7 @@ jobs:
     needs: [checks]
     if: startsWith(github.ref, 'refs/tags/')
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/pr_checks.yml b/.github/workflows/pr_checks.yml
index 0724af1..72d77a7 100644
--- a/.github/workflows/pr_checks.yml
+++ b/.github/workflows/pr_checks.yml
@@ -18,7 +18,7 @@ jobs:
     if: github.event_name == 'pull_request'
 
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0