diff --git a/.github/workflows/functional.yaml b/.github/workflows/functional.yaml
index c54f9a4..d111141 100644
--- a/.github/workflows/functional.yaml
+++ b/.github/workflows/functional.yaml
@@ -12,7 +12,7 @@ jobs:
   functional:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
         with:
           persist-credentials: false
       - name: Install bubblewrap
diff --git a/.github/workflows/lint.yaml b/.github/workflows/lint.yaml
index 5919952..370403c 100644
--- a/.github/workflows/lint.yaml
+++ b/.github/workflows/lint.yaml
@@ -12,7 +12,7 @@ jobs:
   lint:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
         with:
           persist-credentials: false
       - name: Install uv
diff --git a/.github/workflows/publish.yaml b/.github/workflows/publish.yaml
index 947d03a..b32ed30 100644
--- a/.github/workflows/publish.yaml
+++ b/.github/workflows/publish.yaml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     environment: publish-jjx
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
         with:
           persist-credentials: false
       - name: Install uv
diff --git a/.github/workflows/unit.yaml b/.github/workflows/unit.yaml
index b1c7c7b..916bf1b 100644
--- a/.github/workflows/unit.yaml
+++ b/.github/workflows/unit.yaml
@@ -12,7 +12,7 @@ jobs:
   unit:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@v6.0.2
         with:
           persist-credentials: false
       - name: Install uv
diff --git a/.github/workflows/zizmor.yaml b/.github/workflows/zizmor.yaml
index 57e0cfc..bbf64e8 100644
--- a/.github/workflows/zizmor.yaml
+++ b/.github/workflows/zizmor.yaml
@@ -15,7 +15,7 @@ jobs:
       security-events: write
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v6
+        uses: actions/checkout@v6.0.2
         with:
           persist-credentials: false
       - name: Install uv