diff --git a/.github/workflows/cache.yml b/.github/workflows/cache.yml
index 083aff4..ad89d5f 100644
--- a/.github/workflows/cache.yml
+++ b/.github/workflows/cache.yml
@@ -10,7 +10,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Check out code
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Cleanup
         run: |
diff --git a/.github/workflows/check-docs.yml b/.github/workflows/check-docs.yml
index 13885c5..1dbd35e 100644
--- a/.github/workflows/check-docs.yml
+++ b/.github/workflows/check-docs.yml
@@ -18,7 +18,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python 3.12
         uses: actions/setup-python@v6
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index aa1a56a..1738560 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -13,7 +13,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/integration.yml b/.github/workflows/integration.yml
index 28ec5a4..462ec95 100644
--- a/.github/workflows/integration.yml
+++ b/.github/workflows/integration.yml
@@ -24,7 +24,7 @@ jobs:
     steps:
       - name: Checkout v2
         # Required to mount the Github Workspace to a volume
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Pull image and run tests
         uses: addnab/docker-run-action@v3
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 64d4a2a..7136651 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           fetch-depth: 0
 
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 7083b1f..97a9bba 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -33,7 +33,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Set up Python ${{matrix.python}}
         uses: actions/setup-python@v6