diff --git a/.github/workflows/autofix.yml b/.github/workflows/autofix.yml
index bee2e06..2cf0817 100644
--- a/.github/workflows/autofix.yml
+++ b/.github/workflows/autofix.yml
@@ -5,7 +5,7 @@ jobs:
   autofix:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
       - run: npm i -fg corepack && corepack enable
       - uses: actions/setup-node@v6
         with: { node-version: lts/*, cache: pnpm }
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 4085ea7..76cc0b3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,7 +8,7 @@ jobs:
   tests:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
       - run: npm i -g --force corepack && corepack enable
       - uses: actions/setup-node@v6
         with: { node-version: lts/*, cache: pnpm }
@@ -17,7 +17,7 @@ jobs:
       - run: pnpm build
       - run: pnpm test:types
       - run: pnpm vitest --coverage
-      - uses: codecov/codecov-action@v5
+      - uses: codecov/codecov-action@fb8b3582c8e4def4969c97caa2f19720cb33a72f # v7
         with: { token: "${{ secrets.CODECOV_TOKEN }}" }
   publish:
     runs-on: ubuntu-latest
@@ -25,10 +25,10 @@ jobs:
     needs: tests
     if: contains('refs/heads/main', github.ref) && github.event_name == 'push'
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7
         with: { fetch-depth: 0 }
       - run: npm i -fg corepack && corepack enable
-      - uses: actions/setup-node@v5
+      - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
         with: { node-version: lts/*, cache: "pnpm" }
       - run: pnpm install
       - run: pnpm changelogen --bump --canary nightly