diff --git a/map_machine/osm_reader.py b/map_machine/osm_reader.py
index 0945dc9..80c8f94 100644
--- a/map_machine/osm_reader.py
+++ b/map_machine/osm_reader.py
@@ -291,7 +291,7 @@ class OSMRelation(Tagged):
             structure["tags"],
             structure["id"],
             [
-                OSMMember(x["type"], x["role"], x["ref"])
+                OSMMember(x["type"], x["ref"], x["role"])
                 for x in structure["members"]
             ],
         )