diff --git a/.github/workflows/build-publish-docs.yaml b/.github/workflows/build-publish-docs.yaml
index 78d51aaf..c8b2d568 100644
--- a/.github/workflows/build-publish-docs.yaml
+++ b/.github/workflows/build-publish-docs.yaml
@@ -34,7 +34,7 @@ jobs:
       contents: write
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         with:
           python-version: "3.11"
@@ -61,7 +61,7 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         with:
           python-version: "3.11"
diff --git a/.github/workflows/build-publish-helm-chart.yaml b/.github/workflows/build-publish-helm-chart.yaml
index 3fc94c3c..d06ca931 100644
--- a/.github/workflows/build-publish-helm-chart.yaml
+++ b/.github/workflows/build-publish-helm-chart.yaml
@@ -20,7 +20,7 @@ jobs:
       packages: write
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           # chartpress requires git history to set chart version and image tags
           # correctly
diff --git a/.github/workflows/build-publish-python-packages.yaml b/.github/workflows/build-publish-python-packages.yaml
index b8c17b5c..7e091ea1 100644
--- a/.github/workflows/build-publish-python-packages.yaml
+++ b/.github/workflows/build-publish-python-packages.yaml
@@ -69,7 +69,7 @@ jobs:
             upload_sdist: false
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-go@v5
         with:
           go-version: "1.23"
diff --git a/.github/workflows/refreeze-dockerfile-requirements-txt.yaml b/.github/workflows/refreeze-dockerfile-requirements-txt.yaml
index 747fe753..24b21c34 100644
--- a/.github/workflows/refreeze-dockerfile-requirements-txt.yaml
+++ b/.github/workflows/refreeze-dockerfile-requirements-txt.yaml
@@ -29,7 +29,7 @@ jobs:
           - image: dask-gateway-server
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Refreeze Dockerfile.requirements.txt based on Dockerfile.requirements.in
         run: |
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 74b13308..1b227f3d 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -67,7 +67,7 @@ jobs:
             go-version: "1.23"
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       - uses: actions/setup-python@v5
         with:
           python-version: "${{ matrix.python-version }}"
@@ -155,7 +155,7 @@ jobs:
           - k3s-channel: stable
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           # chartpress requires git history to set chart version and image tags
           # correctly
@@ -316,7 +316,7 @@ jobs:
           - slurm
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Login to ghcr.io read access to CI image
         run: echo "${{ secrets.github_token }}" | docker login ghcr.io -u $ --password-stdin