diff --git a/.github/workflows/npm_build_test.yml b/.github/workflows/npm_build_test.yml
index 2cd84db..4d47061 100644
--- a/.github/workflows/npm_build_test.yml
+++ b/.github/workflows/npm_build_test.yml
@@ -27,7 +27,7 @@ jobs:
     - uses: actions/checkout@v3
 
     - name: List directory after checkout
-      run: ls -R
+      run: ls
 
     # Set up Node.js  
     - name: Use Node.js ${{ matrix.node-version }}
@@ -35,6 +35,7 @@ jobs:
       with:
         node-version: ${{ matrix.node-version }}
         cache: 'npm'
+        cache-dependency-path: ./frontend/package-lock.json
 
     - run: npm ci
       working-directory: ./chemistry-cafe/frontend