diff --git a/.github/workflows/npm-publish.yml b/.github/workflows/npm-publish.yml
index 21c4e95..9bc71c1 100644
--- a/.github/workflows/npm-publish.yml
+++ b/.github/workflows/npm-publish.yml
@@ -29,6 +29,7 @@ jobs:
           node-version: 14
           registry-url: https://registry.npmjs.org/
       - run: npm ci
+      - run: npm run build
       - run: npm publish
         env:
           NPM_TOKEN: ${{secrets.npm_token}}