diff --git a/src/Parser/VectorTileParser.js b/src/Parser/VectorTileParser.js
index f5f5f0450b..815fbf3fba 100644
--- a/src/Parser/VectorTileParser.js
+++ b/src/Parser/VectorTileParser.js
@@ -108,10 +108,6 @@ function readPBF(file, options) {
     // Only if the layer.origin is top
     const y = options.in.isInverted ? file.extent.row : (1 << z) - file.extent.row - 1;
 
-    options.out.buildExtent = true;
-    options.out.mergeFeatures = true;
-    options.out.structure = '2d';
-
     const collection = new FeatureCollection(options.out);
 
     const vFeature = vectorTile.layers[sourceLayers[0]];