diff --git a/.github/workflows/test-postprocess.yml b/.github/workflows/test-postprocess.yml
new file mode 100644
index 0000000..cecdfc9
--- /dev/null
+++ b/.github/workflows/test-postprocess.yml
@@ -0,0 +1,30 @@
+name: Test postprocessing
+on:
+  workflow_dispatch:
+  workflow_run:
+    workflows:
+      - Build Docker image
+    types:
+      - completed
+
+jobs:
+  test:
+    if: ${{ github.event.workflow_run.conclusion == 'success' }}
+    runs-on: ubuntu-latest
+
+    strategy:
+      matrix:
+        register:
+          - repo: opengeospatial/bblocks
+            items: registereditems
+          - repo: ogcincubator/bblocks-examples
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+        with:
+          repository: ${{ matrix.register.repo }}
+      - name: OGC BB postprocess
+        uses: opengeospatial/bblocks-postprocess/full@master
+        with:
+          items_dir: ${{ matrix.register.items || '_sources' }}