diff --git a/tiles/src/main/java/com/protomaps/basemap/layers/Roads.java b/tiles/src/main/java/com/protomaps/basemap/layers/Roads.java
index ce7f5d8f..ddc407ef 100644
--- a/tiles/src/main/java/com/protomaps/basemap/layers/Roads.java
+++ b/tiles/src/main/java/com/protomaps/basemap/layers/Roads.java
@@ -144,6 +144,8 @@ public void processOsm(SourceFeature sf, FeatureCollector features) {
         // Core OSM tags for different kinds of places
         .setAttrWithMinzoom("layer", Parse.parseIntOrNull(sf.getString("layer")), 12)
         .setAttrWithMinzoom("oneway", sf.getString("oneway"), 14)
+        // `highway` is a temporary attribute that gets removed in the post-process step
+        .setAttr("highway", highway)
         .setMinPixelSize(0)
         .setPixelTolerance(0)
         .setZoomRange(minZoom, maxZoom);