diff --git a/plugins.js b/plugins.js
index 69b2ca3..e102e10 100644
--- a/plugins.js
+++ b/plugins.js
@@ -4390,7 +4390,7 @@ GA.plugins = function(ga) {
             //matches the current tile, and that sub-object has a `name` property,
             //then create a sprite and assign the tile properties onto
             //the sprite
-            if (tileproperties[key] && tileproperties[key].name) {
+            if (typeof tileproperties !== 'undefined' && tileproperties[key] && tileproperties[key].name) {
 
               //Make a sprite
               tileSprite = ga.sprite(texture);