diff --git a/.github/workflows/test-backend.yml b/.github/workflows/test-backend.yml
index 9558ab72d3..959a9d2dab 100644
--- a/.github/workflows/test-backend.yml
+++ b/.github/workflows/test-backend.yml
@@ -21,6 +21,16 @@ jobs:
           python-version: "3.10"
       - name: Install uv
         uses: astral-sh/setup-uv@37802adc94f370d6bfd71619e3f0bf239e1f3b78 # v7.6.0
+      - uses: oven-sh/setup-bun@v2
+      - name: Install backend dependencies
+        run: uv sync
+        working-directory: backend
+      - name: Install frontend dependencies
+        run: bun ci
+      - name: Generate OpenAPI client
+        run: bash scripts/generate-client.sh
+      - name: Check OpenAPI client is up to date
+        run: git diff --exit-code
       - run: docker compose down -v --remove-orphans
       - run: docker compose up -d db mailcatcher
       - name: Migrate DB