diff --git a/rill-partner-filtered-dashboards/sources/margins_source.yaml b/rill-partner-filtered-dashboards/sources/margins_source.yaml
index 8824811..8f3bbb2 100644
--- a/rill-partner-filtered-dashboards/sources/margins_source.yaml
+++ b/rill-partner-filtered-dashboards/sources/margins_source.yaml
@@ -1,4 +1,4 @@
-# Visit https://docs.rilldata.com/reference/project-files/sources to learn more about Rill source files.
-type: source
-connector: "duckdb"
-sql: "select * from read_parquet('gs://rilldata-public/metrics_margin_monitoring.parquet')"
\ No newline at end of file
+type: model
+materialize: true
+sql: |
+  SELECT * FROM read_parquet('https://storage.googleapis.com/rilldata-public/metrics_margin_monitoring.parquet')