diff --git a/.github/workflows/dolfin-tests.yml b/.github/workflows/dolfin-tests.yml
index 538490e3d..189989dcd 100644
--- a/.github/workflows/dolfin-tests.yml
+++ b/.github/workflows/dolfin-tests.yml
@@ -91,3 +91,5 @@ jobs:
 
       - name: Run DOLFINx Python unit tests
         run: python3 -m pytest -n auto dolfinx/python/test/unit
+      - name: Run DOLFINx Python demos
+        run: python3 -m pytest -n=2 -m serial dolfinx/python/demo/test.py