diff --git a/.github/workflows/ci.yaml b/.github/workflows/ci.yaml
index 1eabc58..37ffd9c 100644
--- a/.github/workflows/ci.yaml
+++ b/.github/workflows/ci.yaml
@@ -24,10 +24,14 @@ jobs:
         with:
           name: resources
           path: resources
-      - run: sudo apt-get update && sudo apt-get install -y raptor2-utils
       - run: npm run validate
         id: validate
-      - run: rapper -i nquads -o trig report.nq > report.trig
+      - uses: actions/setup-python@v5
+        with:
+          python-version: '3'
+      - run: pip install rdflib
+        if: failure()
+      - run: rdfpipe -i nquads -o trig report.nq > report.trig
         if: failure()
       - uses: actions/upload-artifact@v4
         if: failure()