diff --git a/resources/parser/data_sets/openaddresses.yaml b/resources/parser/data_sets/openaddresses.yaml
index e6e92141..b187e1b0 100644
--- a/resources/parser/data_sets/openaddresses.yaml
+++ b/resources/parser/data_sets/openaddresses.yaml
@@ -1242,6 +1242,9 @@ countries:
                     state: CO
                 files:
                     - filename: arapahoe.csv
+                      add_osm_boundaries: true
+                      city_replacements:
+                          state_district: Arapahoe County
                     - filename: broomfield.csv
                     - filename: city_of_arvada.csv
                     - filename: city_of_aurora.csv