diff --git a/.github/workflows/deploy.yml b/.github/workflows/deploy.yml
index 0eb181aa..aae50373 100644
--- a/.github/workflows/deploy.yml
+++ b/.github/workflows/deploy.yml
@@ -27,6 +27,7 @@ jobs:
       - uses: actions/checkout@v4
         with:
           fetch-depth: 0
+          persist-credentials: false
 
       - uses: hynek/build-and-inspect-python-package@v2
 
diff --git a/.github/workflows/labels.yml b/.github/workflows/labels.yml
index 859c9483..a4b44dfb 100644
--- a/.github/workflows/labels.yml
+++ b/.github/workflows/labels.yml
@@ -16,6 +16,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
       - uses: micnncim/action-label-syncer@v1
         with:
           prune: false
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index fa461f19..225ad6b5 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -14,6 +14,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
       - uses: tox-dev/action-pre-commit-uv@v1
 
   mypy:
@@ -21,6 +23,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
       - name: Install uv
         uses: hynek/setup-cached-uv@v2
       - name: Mypy
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 283c6361..1d1008db 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -19,6 +19,8 @@ jobs:
 
     steps:
       - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5