diff --git a/.github/workflows/ci-linting.yml b/.github/workflows/ci-linting.yml
index 22789c1..6af6c29 100644
--- a/.github/workflows/ci-linting.yml
+++ b/.github/workflows/ci-linting.yml
@@ -10,6 +10,6 @@ jobs:
   pre-commit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
       - uses: pre-commit/action@v3.0.0
diff --git a/.github/workflows/ci-pre-commit.yml b/.github/workflows/ci-pre-commit.yml
index 89f4713..4760078 100644
--- a/.github/workflows/ci-pre-commit.yml
+++ b/.github/workflows/ci-pre-commit.yml
@@ -10,7 +10,7 @@ jobs:
   auto-update:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           ssh-key: ${{ secrets.SSH_PRIVATE_KEY }}
       - uses: actions/setup-python@v5
diff --git a/.github/workflows/ci-test.yml b/.github/workflows/ci-test.yml
index d5ba4cc..c7739e0 100644
--- a/.github/workflows/ci-test.yml
+++ b/.github/workflows/ci-test.yml
@@ -47,7 +47,7 @@ jobs:
 
     steps:
       - name: Check-out source
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup pixi env
         uses: prefix-dev/setup-pixi@v0.8.13
diff --git a/.github/workflows/lock.yml b/.github/workflows/lock.yml
index c602e80..b89677e 100644
--- a/.github/workflows/lock.yml
+++ b/.github/workflows/lock.yml
@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Set up pixi
         uses: prefix-dev/setup-pixi@v0.8.13
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 2e5c5c8..12a36f5 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           fetch-depth: 0
 
@@ -59,7 +59,7 @@ jobs:
 
     steps:
       - name: Checkout code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Setup pixi env
         uses: prefix-dev/setup-pixi@v0.8.13
diff --git a/.github/workflows/purge_cache.yml b/.github/workflows/purge_cache.yml
index 1e3a07b..a6f6b02 100644
--- a/.github/workflows/purge_cache.yml
+++ b/.github/workflows/purge_cache.yml
@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: Cleanup caches
         run: |