diff --git a/resources/boundaries/osm/nl.yaml b/resources/boundaries/osm/nl.yaml
index 7e3f7af1..71dd00ed 100644
--- a/resources/boundaries/osm/nl.yaml
+++ b/resources/boundaries/osm/nl.yaml
@@ -1,12 +1,19 @@
 ---
-  admin_level: 
-    "2": "country"
-    "3": "country"
-    "4": "state"
-    "6": "state_district"
-    "7": "city"
-    "8": "city"
-    "9": "city_district"
-    "10": "suburb"
-    "11": "suburb"
+    admin_level: 
+        "2": "country"
+        "3": "country"
+        "4": "state"
+        "6": "state_district"
+        "7": "city"
+        "8": "city"
+        "9": "city_district"
+        "10": "suburb"
+        "11": "suburb"
 
+    overrides:
+        id:
+            relation:
+                # Rotterdam, listed as admin_level=10
+                "1411101": "city"
+                # Amsterdam, listed as admin_level=10
+                "271110": "city"
\ No newline at end of file