diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 06a03e1..246f338 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -26,7 +26,7 @@ jobs:
         uses: pandoc/actions/setup@86321b6dd4675f5014c611e05088e10d4939e09e # v1.1.1
 
       - name: Setup Node.js
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v6
         with:
           node-version: '24'
           cache: 'npm'
diff --git a/.github/workflows/deploy-docs.yml b/.github/workflows/deploy-docs.yml
index 68d2a48..de1e8b4 100644
--- a/.github/workflows/deploy-docs.yml
+++ b/.github/workflows/deploy-docs.yml
@@ -437,7 +437,7 @@ jobs:
           echo "Stale page cleanup complete."
 
       - name: Setup Node.js
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v6
         with:
           node-version: '24'
           cache: 'npm'
diff --git a/.github/workflows/markdown-lint.yml b/.github/workflows/markdown-lint.yml
index b063348..ad4ffe9 100644
--- a/.github/workflows/markdown-lint.yml
+++ b/.github/workflows/markdown-lint.yml
@@ -22,7 +22,7 @@ jobs:
         uses: actions/checkout@df4cb1c069e1874edd31b4311f1884172cec0e10 # v6
 
       - name: Setup Node.js
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v6
         with:
           node-version: '24'