diff --git a/.github/workflows/autofix.yml b/.github/workflows/autofix.yml
index bb440cd2..d496a756 100644
--- a/.github/workflows/autofix.yml
+++ b/.github/workflows/autofix.yml
@@ -8,9 +8,9 @@ jobs:
   autofix:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@fbc6f3992d24b796d5a048ff273f7fcc4a7b6c09 # v5
       - run: corepack enable
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@249970729cb0ef3589644e2896645e5dc5ba9c38 # v6
         with: { node-version: lts/*, cache: "pnpm" }
       - run: pnpm install
       - run: pnpm run lint:fix
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 185ca318..5e7e8ead 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,12 +8,12 @@ jobs:
     strategy:
       matrix: { node: [20, 22, 24] }
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@fbc6f3992d24b796d5a048ff273f7fcc4a7b6c09 # v5
       - run: corepack enable
-      - uses: actions/setup-node@v6
+      - uses: actions/setup-node@249970729cb0ef3589644e2896645e5dc5ba9c38 # v6
         with: { node-version: "${{ matrix.node }}", cache: "pnpm" }
       - run: pnpm install
       - run: pnpm lint
       - run: pnpm build
       - run: pnpm vitest --coverage
-      - uses: codecov/codecov-action@v5
+      - uses: codecov/codecov-action@0fb7174895f61a3b6b78fc075e0cd60383518dac # v5