diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index bf95230..48b94d2 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -14,5 +14,6 @@ jobs:
         with:
           node-version: "lts/*"
       - run: npm ci
+      - run: npm run build:data
       - run: npm run build
       - run: if [ -n "$(git status --porcelain)" ]; then echo 'workspace is dirty after rebuilding' ; git status ; git diff ; exit 1 ; fi