diff --git a/.github/workflows/deploy.yaml b/.github/workflows/deploy.yaml
index a5fa93c..fad6003 100644
--- a/.github/workflows/deploy.yaml
+++ b/.github/workflows/deploy.yaml
@@ -5,7 +5,7 @@ jobs:
   build_packages:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
         with:
           persist-credentials: false
       - uses: actions/setup-python@v6.3.0
diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 556fb86..e7ddfe1 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -13,7 +13,7 @@ jobs:
         python-version: ['3.10', '3.13']
         tox-env: ['lint', 'unit', 'tool-tests']
     steps:
-      - uses: actions/checkout@v7
+      - uses: actions/checkout@v7.0.1
         with:
           persist-credentials: false
       - uses: actions/setup-python@v6.3.0
diff --git a/.github/workflows/zizmor.yaml b/.github/workflows/zizmor.yaml
index 815996c..ef17ac7 100644
--- a/.github/workflows/zizmor.yaml
+++ b/.github/workflows/zizmor.yaml
@@ -20,9 +20,9 @@ jobs:
       security-events: write # Required for upload-sarif (used by zizmor-action) to upload SARIF files.
     steps:
       - name: Checkout repository
-        uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
         with:
           persist-credentials: false
 
       - name: Run zizmor 🌈
-        uses: zizmorcore/zizmor-action@192e21d79ab29983730a13d1382995c2307fbcaa # v0.5.7
+        uses: zizmorcore/zizmor-action@6599ee8b7a49aef6a770f63d261d214911a7ce02 # v0.6.0