diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index a7797452..0ee073f9 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -17,6 +17,15 @@ jobs:
       packages: write
     steps:
     - uses: actions/checkout@v4
+
+    - name: Build frontend
+      run: npm run build
+      with:
+        path: ./frontend
+
+    - name: Move built frontend to maven
+      run: mv frontend/out server/target/classes/static
+
     - name: Build and push Docker image
       run: |
         tag=ghcr.io/opetushallitus/koto-rekisteri:$GITHUB_SHA