diff --git a/layers/park/etl_diagram.png b/layers/park/etl_diagram.png
index e8625192..3a273525 100644
Binary files a/layers/park/etl_diagram.png and b/layers/park/etl_diagram.png differ
diff --git a/layers/park/update_park_polygon.sql b/layers/park/update_park_polygon.sql
index 9b59d9e9..92727608 100644
--- a/layers/park/update_park_polygon.sql
+++ b/layers/park/update_park_polygon.sql
@@ -19,7 +19,7 @@ ALTER TABLE osm_park_polygon_gen_z6
 ALTER TABLE osm_park_polygon_gen_z5
     ADD COLUMN IF NOT EXISTS geometry_point geometry;
 
--- etldoc:  osm_park_polygon_dissolve_z4 ->  osm_park_polygon_gen_z4
+-- etldoc:  osm_park_polygon_gen_z4 -> osm_park_polygon_dissolve_z4
 DROP MATERIALIZED VIEW IF EXISTS osm_park_polygon_dissolve_z4 CASCADE;
 CREATE MATERIALIZED VIEW osm_park_polygon_dissolve_z4 AS
 (