diff --git a/.github/workflows/copilot-setup-steps.yml b/.github/workflows/copilot-setup-steps.yml
index 4325d83efd..9043683a7d 100644
--- a/.github/workflows/copilot-setup-steps.yml
+++ b/.github/workflows/copilot-setup-steps.yml
@@ -85,7 +85,7 @@ jobs:
 
       # JavaScript/TypeScript setup
       - name: Setup Node.js
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
         with:
           node-version: "24"
   
diff --git a/.github/workflows/validate-mermaid.yml b/.github/workflows/validate-mermaid.yml
index 0e959aa0ba..5d448ab7aa 100644
--- a/.github/workflows/validate-mermaid.yml
+++ b/.github/workflows/validate-mermaid.yml
@@ -48,7 +48,7 @@ jobs:
         uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
 
       - name: Setup Node.js
-        uses: actions/setup-node@48b55a011bda9f5d6aeb4c2d9c7362e8dae4041e # v6.4.0
+        uses: actions/setup-node@820762786026740c76f36085b0efc47a31fe5020 # v7.0.0
         with:
           node-version: '26'