diff --git a/.github/workflows/check-lockfile.yaml b/.github/workflows/check-lockfile.yaml
index 0e16dc0..53a5dde 100644
--- a/.github/workflows/check-lockfile.yaml
+++ b/.github/workflows/check-lockfile.yaml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
 
     - uses: prefix-dev/setup-pixi@v0.9.1
       with:
diff --git a/.github/workflows/code-style.yaml b/.github/workflows/code-style.yaml
index 1ed201f..63bccfd 100644
--- a/.github/workflows/code-style.yaml
+++ b/.github/workflows/code-style.yaml
@@ -7,6 +7,6 @@ jobs:
   linting:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
       - uses: pre-commit/action@v3.0.1
diff --git a/.github/workflows/label_sync.yaml b/.github/workflows/label_sync.yaml
index 6369fda..543d945 100644
--- a/.github/workflows/label_sync.yaml
+++ b/.github/workflows/label_sync.yaml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
     - name: Checkout repository
-      uses: actions/checkout@v5
+      uses: actions/checkout@v6
     - name: Sync labels with closing issues
       uses: wd60622/closing-labels@v0.0.4
       env:
diff --git a/.github/workflows/pr-tests.yaml b/.github/workflows/pr-tests.yaml
index 59a64e7..eaf1ec6 100644
--- a/.github/workflows/pr-tests.yaml
+++ b/.github/workflows/pr-tests.yaml
@@ -17,7 +17,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Setup Pixi Environment
         uses: prefix-dev/setup-pixi@v0.9.1