diff --git a/.github/workflows/publish-npm.yaml b/.github/workflows/publish-npm.yaml
index 8abf706..16b305e 100644
--- a/.github/workflows/publish-npm.yaml
+++ b/.github/workflows/publish-npm.yaml
@@ -15,6 +15,7 @@ jobs:
       - uses: actions/setup-node@v3
         with:
           node-version: "20"
+      - run: git submodule init && git submodule update
       - run: make patch-upstream lib-build
       - uses: JS-DevTools/npm-publish@v3
         with: