diff --git a/.github/workflows/node.yml b/.github/workflows/node.yml
index 019ccc9..a0268cf 100644
--- a/.github/workflows/node.yml
+++ b/.github/workflows/node.yml
@@ -10,9 +10,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@1e60f620b9541d16bece96c5465dc8ee9832be0b # v4
         with:
           node-version: "18"
       - name: npm install, build, and test
@@ -22,7 +22,7 @@ jobs:
         env:
           CI: true
       - name: Archive production artifacts
-        uses: actions/upload-artifact@v4
+        uses: actions/upload-artifact@834a144ee995460fba8ed112a2fc961b36a5ec5a # v4
         with:
           name: dist
           path: |