diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index fafa970a..dca77762 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -22,7 +22,7 @@ jobs:
   build-release:
     runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - uses: actions/setup-python@v6
         with:
           python-version: 3.11
diff --git a/.github/workflows/test-docs.yml b/.github/workflows/test-docs.yml
index e8d66732..ff8a6c75 100644
--- a/.github/workflows/test-docs.yml
+++ b/.github/workflows/test-docs.yml
@@ -19,7 +19,7 @@ jobs:
   test-docs:
     runs-on: ubuntu-24.04
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           # make rediraffecheckdiff requires git history to compare current
           # commit with the main branch and previous releases.
diff --git a/.github/workflows/test-ssh.yml b/.github/workflows/test-ssh.yml
index 815077c9..4ceca0b6 100644
--- a/.github/workflows/test-ssh.yml
+++ b/.github/workflows/test-ssh.yml
@@ -48,7 +48,7 @@ jobs:
             runs_on: windows-2022
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Get Docker infos
         run: |
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 38d2338f..f1b4e20c 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -50,7 +50,7 @@ jobs:
             pre: pre
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
 
       - name: Cache conda environment
         uses: actions/cache@v4
diff --git a/.github/workflows/windows-ssh-image.yaml b/.github/workflows/windows-ssh-image.yaml
index d0cb91ee..587627c5 100644
--- a/.github/workflows/windows-ssh-image.yaml
+++ b/.github/workflows/windows-ssh-image.yaml
@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
 
       - name: Log in to the Container registry
         uses: docker/login-action@v3