diff --git a/.github/workflows/node.js.yml b/.github/workflows/node.js.yml
index 89bc8fa..93a1801 100644
--- a/.github/workflows/node.js.yml
+++ b/.github/workflows/node.js.yml
@@ -15,11 +15,16 @@ jobs:
     steps:
       - uses: actions/checkout@v2
       - name: npm install and build webpack
-      run: |
-        npm install
-        npm run build
+        run: |
+          npm install
+          npm run build
+      - uses: actions/upload-artifact@master
+        with:
+          name: save webpack artifacts
+          path: public/
   test:
     runs-on: ubuntu-latest
+    needs: build
     strategy:
       matrix:
         node-version: [10.x, 12.x]
@@ -27,6 +32,10 @@ jobs:
 
     steps:
     - uses: actions/checkout@v2
+    - uses: actions/download-artifact@master
+      with:
+        name: save webpack artifacts
+        path: public
     - name: Use Node.js ${{ matrix.node-version }}
       uses: actions/setup-node@v1
       with: