diff --git a/actions/vellum-site-build/action.yml b/actions/vellum-site-build/action.yml
index 10d8d63..499a37e 100644
--- a/actions/vellum-site-build/action.yml
+++ b/actions/vellum-site-build/action.yml
@@ -16,7 +16,7 @@ runs:
 
   - name: Get cached NPM modules
     id: cache_npm_dependencies
-    uses: actions/cache@2cdf405574d6ef1f33a1d12acccd3ae82f47b3f2    # v4.1.0
+    uses: actions/cache@1bd1e32a3bdc45362d1e726936510720a7c30a57    # v4.2.0
     with:
       path: |
         .github/node_modules
@@ -41,7 +41,7 @@ runs:
 
   - name: Store generated web site
     id: cache_site
-    uses: actions/cache/save@2cdf405574d6ef1f33a1d12acccd3ae82f47b3f2    # v4.1.0
+    uses: actions/cache/save@1bd1e32a3bdc45362d1e726936510720a7c30a57    # v4.2.0
     with:
       path: website.zip
       key: website-${{ github.sha }}
\ No newline at end of file