diff --git a/layers/highway/mapping.yaml b/layers/highway/mapping.yaml
index 16cf67b..a408c50 100644
--- a/layers/highway/mapping.yaml
+++ b/layers/highway/mapping.yaml
@@ -29,6 +29,9 @@ tables:
     - name: name_en
       key: name:en
       type: string
+    - name: is_area
+      key: area
+      type: bool
     mapping:
       highway:
       - motorway