diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 21de08b..952f346 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -13,7 +13,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
 
@@ -30,7 +30,7 @@ jobs:
   macos-contract:
     runs-on: macos-15
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -51,7 +51,7 @@ jobs:
   windows-contract:
     runs-on: windows-latest
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -95,7 +95,7 @@ jobs:
           - python-version: "3.14"
             tox-env: py314
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
           submodules: recursive
diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 106ec7a..93c68da 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -18,7 +18,7 @@ jobs:
     permissions:
       contents: write
     steps:
-      - uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           fetch-depth: 0
           persist-credentials: false
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index a1c19c5..9ae7b98 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -14,7 +14,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -50,7 +50,7 @@ jobs:
             cibw-archs: x86_64
     steps:
       - name: Checkout repository (with submodules)
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -60,7 +60,7 @@ jobs:
         run: vcpkg install zlib:x64-windows
 
       - name: Build wheels via cibuildwheel
-        uses: pypa/cibuildwheel@8d2b08b68458a16aeb24b64e68a09ab1c8e82084 # v3.4.1
+        uses: pypa/cibuildwheel@294735312765b09d24a2fbec22660ce817587d55 # v4.1.0
         env:
           CIBW_ARCHS: ${{ matrix.cibw-archs }}
 
@@ -77,7 +77,7 @@ jobs:
     needs: dev-checks
     steps:
       - name: Checkout repository (with submodules)
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
           submodules: recursive
@@ -109,7 +109,7 @@ jobs:
       PYTHONPATH: src:tools
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
 
@@ -205,7 +205,7 @@ jobs:
             python-version: "3.14"
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v6
         with:
           persist-credentials: false
 
diff --git a/.github/workflows/zizmor.yml b/.github/workflows/zizmor.yml
index f97d7d1..31a4a2b 100644
--- a/.github/workflows/zizmor.yml
+++ b/.github/workflows/zizmor.yml
@@ -27,12 +27,12 @@ jobs:
       actions: read
     steps:
       - name: Checkout repository
-        uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd # v6.0.2
+        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
         with:
           persist-credentials: false
 
       - name: Install the latest version of uv
-        uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0
+        uses: astral-sh/setup-uv@fac544c07dec837d0ccb6301d7b5580bf5edae39 # v8.2.0
 
       - name: Run zizmor 🌈
         run: uvx zizmor --format sarif . > results.sarif
@@ -40,7 +40,7 @@ jobs:
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
 
       - name: Upload SARIF file
-        uses: github/codeql-action/upload-sarif@95e58e9a2cdfd71adc6e0353d5c52f41a045d225 # v4.35.2
+        uses: github/codeql-action/upload-sarif@8aad20d150bbac5944a9f9d289da16a4b0d87c1e # v4.36.2
         with:
           sarif_file: results.sarif
           category: zizmor