diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
old mode 100755
new mode 100644
index 0078cbc..3b8f42c
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -24,6 +24,7 @@ jobs:
         uses: actions/setup-node@v2
         with:
           node-version: 12.x
+          cache: npm
       - run: npm ci
       - run: npm run build
       - run: npm run format-check