diff --git a/.github/workflows/deploy-demos.yml b/.github/workflows/deploy-demos.yml
index e9c68e7..b350601 100644
--- a/.github/workflows/deploy-demos.yml
+++ b/.github/workflows/deploy-demos.yml
@@ -74,5 +74,7 @@ jobs:
           sf-bay-511.db \
           --install datasette-block-robots \
           --install datasette-remote-metadata \
+          --install datasette-cluster-map \
+          --install datasette-vega \
           -m demos/metadata.yml \
           --memory 4Gi