diff --git a/.github/workflows/verify-reference.yml b/.github/workflows/verify-reference.yml
index e1a479f..844d157 100644
--- a/.github/workflows/verify-reference.yml
+++ b/.github/workflows/verify-reference.yml
@@ -13,8 +13,8 @@ jobs:
     runs-on: ubuntu-24.04
     timeout-minutes: 5
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@11d5960a326750d5838078e36cf38b85af677262
+      - uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020
         with:
           node-version: 24
       - run: npm test