diff --git a/resources/parser/data_sets/openaddresses.yaml b/resources/parser/data_sets/openaddresses.yaml
index 300555ac..620c938a 100644
--- a/resources/parser/data_sets/openaddresses.yaml
+++ b/resources/parser/data_sets/openaddresses.yaml
@@ -1485,6 +1485,7 @@ countries:
                       add_osm_boundaries: true
                     - filename: oldham.csv
                       add_osm_boundaries: true
+                    - filename: warren.csv
 
             la:
                 add: