diff --git a/.github/workflows/deploy-site.yaml b/.github/workflows/deploy-site.yaml
index 1a81885..70e3182 100644
--- a/.github/workflows/deploy-site.yaml
+++ b/.github/workflows/deploy-site.yaml
@@ -22,7 +22,7 @@ jobs:
           submodules: recursive
 
       - name: Setup Node
-        uses: actions/setup-node@v3
+        uses: actions/setup-node@v4
         with:
           node-version: 18
 
diff --git a/.github/workflows/html-proof.yaml b/.github/workflows/html-proof.yaml
index db717e7..2c7a874 100644
--- a/.github/workflows/html-proof.yaml
+++ b/.github/workflows/html-proof.yaml
@@ -21,7 +21,7 @@ jobs:
         extended: true
 
     - name: Setup Node
-      uses: actions/setup-node@v3
+      uses: actions/setup-node@v4
       with:
         node-version: 18