diff --git a/src/tileEngine.js b/src/tileEngine.js
index 8219717c..9b85b1bb 100644
--- a/src/tileEngine.js
+++ b/src/tileEngine.js
@@ -526,7 +526,7 @@ export default function TileEngine(properties = {}) {
     context.save();
     context.globalAlpha = layer.opacity;
 
-    layer.data.map((tile, index) => {
+    (layer.data || []).map((tile, index) => {
 
       // skip empty tiles (0)
       if (!tile) return;