diff --git a/.github/workflows/buildenv-diff.yml b/.github/workflows/buildenv-diff.yml
index c7d86c2..bd980dd 100644
--- a/.github/workflows/buildenv-diff.yml
+++ b/.github/workflows/buildenv-diff.yml
@@ -20,7 +20,7 @@ jobs:
         with:
           egress-policy: audit
       - name: checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
       - name: docker login ghcr.io
         uses: Wandalen/wretry.action@e68c23e6309f2871ca8ae4763e7629b9c258e1ea # v3.8.0
         with:
diff --git a/.github/workflows/buildenv.yml b/.github/workflows/buildenv.yml
index 95f5418..d173b4b 100644
--- a/.github/workflows/buildenv.yml
+++ b/.github/workflows/buildenv.yml
@@ -42,7 +42,7 @@ jobs:
         with:
           egress-policy: audit
       - name: checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
       - name: docker setup buildx
         uses: docker/setup-buildx-action@bb05f3f5519dd87d3ba754cc423b652a5edd6d2c # v4.2.0
       - name: docker login ghcr.io
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 5599a74..703c8ce 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -18,7 +18,7 @@ jobs:
       SHELLCHECK_VERSION: "0.11.0"
     steps:
       - name: Checkout
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
       # Pin tool versions to match the local formatter; a version skew would
       # reformat differently and flip the gate red on already-formatted code.
       - name: Install tools
diff --git a/.github/workflows/matrix.yml b/.github/workflows/matrix.yml
index 66a7949..924befa 100644
--- a/.github/workflows/matrix.yml
+++ b/.github/workflows/matrix.yml
@@ -25,7 +25,7 @@ jobs:
         egress-policy: audit
 
     - name: checkout repository
-      uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+      uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
       with:
         submodules: recursive
     - name: install dependencies
@@ -85,7 +85,7 @@ jobs:
           remove-toolcache: 'true'
           remove-rust: 'true'
       - name: checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
         with:
           submodules: recursive
       - name: install cosign
@@ -190,9 +190,9 @@ jobs:
         with:
           egress-policy: audit
       - name: checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
       - name: set up Python
-        uses: actions/setup-python@ece7cb06caefa5fff74198d8649806c4678c61a1 # v6.3.0
+        uses: actions/setup-python@5fda3b95a4ea91299a34e894583c3862153e4b97 # v7.0.0
         with:
           python-version: '3.13'
       - name: install python deps
diff --git a/.github/workflows/refresh-nvidia.yml b/.github/workflows/refresh-nvidia.yml
index 871e911..b8cfc96 100644
--- a/.github/workflows/refresh-nvidia.yml
+++ b/.github/workflows/refresh-nvidia.yml
@@ -17,7 +17,7 @@ jobs:
         with:
           egress-policy: audit
       - name: checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v4
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v4
       - name: scrape upstream and rewrite config.yaml
         run: python3 ./hack/build/refresh-nvidia-versions.py
       - name: generate cultivator token