diff --git a/.github/workflows/ci-prb.yml b/.github/workflows/ci-prb.yml
index f6da38d..c606b00 100644
--- a/.github/workflows/ci-prb.yml
+++ b/.github/workflows/ci-prb.yml
@@ -18,9 +18,9 @@ jobs:
         node: [ 22.x, 24.x, 26.x ]
         os: [ ubuntu-latest ]
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       - name: Use Node ${{ matrix.node }}
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: ${{ matrix.node }}
       - name: Install Node dependencies
diff --git a/.github/workflows/ci-release-docs.yml b/.github/workflows/ci-release-docs.yml
index 4a43413..e8f77b9 100644
--- a/.github/workflows/ci-release-docs.yml
+++ b/.github/workflows/ci-release-docs.yml
@@ -9,9 +9,9 @@ jobs:
     name: Doc Builder
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
       - name: Use Node 24.x
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: '24.x'
       - name: Install Node dependencies
@@ -21,7 +21,7 @@ jobs:
       - name: Build docs
         run: yarn build-docs
       - name: Upload docs
-        uses: actions/upload-pages-artifact@v5
+        uses: actions/upload-pages-artifact@fc324d3547104276b827a68afc52ff2a11cc49c9 # v5.0.0
         with:
           path: docs
   deploy:
@@ -37,4 +37,4 @@ jobs:
     steps:
       - name: Deploy
         id: deployment
-        uses: actions/deploy-pages@v5
+        uses: actions/deploy-pages@cd2ce8fcbc39b97be8ca5fce6e763baed58fa128 # v5.0.0
diff --git a/.github/workflows/ci-release.yml b/.github/workflows/ci-release.yml
index c811e9f..fedd1f8 100644
--- a/.github/workflows/ci-release.yml
+++ b/.github/workflows/ci-release.yml
@@ -8,8 +8,8 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v6
-      - uses: actions/setup-node@v6
+      - uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6.0.3
+      - uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
         with:
           node-version: '24.x'
           scope: '@apple'