diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 97ed2c8..6df4eac 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -22,7 +22,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Set up Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v6.3.0
         with:
           node-version: ${{ matrix.node-version }}
           cache: "npm"
diff --git a/.github/workflows/copilot-setup-steps.yml b/.github/workflows/copilot-setup-steps.yml
index 182bddf..c191efe 100644
--- a/.github/workflows/copilot-setup-steps.yml
+++ b/.github/workflows/copilot-setup-steps.yml
@@ -29,7 +29,7 @@ jobs:
         uses: actions/checkout@v6
 
       - name: Set up Node.js
-        uses: actions/setup-node@v6
+        uses: actions/setup-node@v6.3.0
         with:
           node-version: "20"
           cache: "npm"