diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index ba5fab0..d1475ae 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,5 +20,6 @@ jobs:
         uses: actions/setup-node@v2
         with:
           node-version: ${{ matrix.node-version }}
+          cache: npm
       - run: npm install
       - run: npm test