diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b7bfbc2..f45e817 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -25,6 +25,7 @@ jobs:
       with:
         node-version: ${{ matrix.node-version }}
         cache: 'npm'
+    - run: npm install
     - run: npm run fmt
     - run: npm run build
     - run: git diff --exit-code