diff --git a/.github/workflows/backend-ci.yml b/.github/workflows/backend-ci.yml
index 47b7771..3d10ec5 100644
--- a/.github/workflows/backend-ci.yml
+++ b/.github/workflows/backend-ci.yml
@@ -23,7 +23,7 @@ jobs:
           version: 9
 
       - name: Use Node.js
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'
           cache: 'pnpm'
diff --git a/.github/workflows/testnet-smoke.yml b/.github/workflows/testnet-smoke.yml
index d024f67..1ddf949 100644
--- a/.github/workflows/testnet-smoke.yml
+++ b/.github/workflows/testnet-smoke.yml
@@ -23,7 +23,7 @@ jobs:
         uses: actions/checkout@v4
 
       - name: Setup Node
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: '20'