diff --git a/test/parse.test.js b/test/parse.test.js
index 963fd4f..6f64565 100644
--- a/test/parse.test.js
+++ b/test/parse.test.js
@@ -66,7 +66,7 @@ test('VectorTileLayer', function(t) {
 test('VectorTileFeature', function(t) {
     var emptyFeature = new VectorTileFeature(new Buffer([]));
     t.ok(emptyFeature, 'can be created with no values');
-    t.ok(typeof VectorTileFeature.mapping === 'object');
-    t.deepEqual(VectorTileFeature.mapping, [ , 'point', 'line', 'fill' ]);
+    t.ok(Array.isArray(VectorTileFeature.types));
+    t.deepEqual(VectorTileFeature.types, ['Unknown', 'Point', 'LineString', 'Polygon']);
     t.end();
 });