diff --git a/lib/torque/renderer/cartocss_render.js b/lib/torque/renderer/cartocss_render.js
index 192860e..5688b43 100644
--- a/lib/torque/renderer/cartocss_render.js
+++ b/lib/torque/renderer/cartocss_render.js
@@ -87,5 +87,5 @@ module.exports = {
     renderPoint: renderPoint,
     renderSprite: renderSprite,
     renderRectangle: renderRectangle,
-    maxSpriteRadius: MAX_SPRITE_RADIUS
+    MAX_SPRITE_RADIUS: MAX_SPRITE_RADIUS
 };
diff --git a/lib/torque/renderer/point.js b/lib/torque/renderer/point.js
index e431063..9e6007d 100644
--- a/lib/torque/renderer/point.js
+++ b/lib/torque/renderer/point.js
@@ -137,8 +137,8 @@ var Filters = require('./torque_filters');
       if (qualifiedUrl && this._iconsToLoad <= 0 && this._icons[qualifiedUrl]) {
         var img = this._icons[qualifiedUrl];
 
-        var dWidth =  Math.min(st['marker-width'] * 2 || img.width, cartocss.maxSpriteRadius * 2);
-        var dHeight = Math.min((st['marker-height'] || dWidth) * (img.width / img.height), cartocss.maxSpriteRadius * 2);
+        var dWidth =  Math.min(st['marker-width'] * 2 || img.width, cartocss.MAX_SPRITE_RADIUS * 2);
+        var dHeight = Math.min((st['marker-height'] || dWidth) * (img.width / img.height), cartocss.MAX_SPRITE_RADIUS * 2);
 
         canvas.width = ctx.width = dWidth;
         canvas.height = ctx.height = dHeight;