diff --git a/src/Lib/Polygon/names.cxx b/src/Lib/Polygon/names.cxx
index 4df96cf4..697183d7 100644
--- a/src/Lib/Polygon/names.cxx
+++ b/src/Lib/Polygon/names.cxx
@@ -55,6 +55,7 @@ inline static void init ()
 
   set_area("SomeSort", SomeSortOfArea);
   set_area("Hole", HoleArea);
+  set_area("Airport", AirportArea);
   set_area("Island", IslandArea);
   set_area("Pond", PondArea);
   set_area("Swamp or Marsh", MarshArea);
diff --git a/src/Lib/Polygon/names.hxx b/src/Lib/Polygon/names.hxx
index 4286eb4e..ceab2804 100644
--- a/src/Lib/Polygon/names.hxx
+++ b/src/Lib/Polygon/names.hxx
@@ -53,6 +53,7 @@ enum AreaType {
     GlacierArea,		// Any solid ice/snow
     PackIceArea,		// Water with ice packs
     OceanArea,
+    AirportArea,
     UrbanArea,			// Densely-populated city or large town
     TownArea,			// Small town or village
     FloodLandArea,		// Land subject to flooding