diff --git a/augmentedReality/robotics.html b/augmentedReality/robotics.html
index a3f6848..fe301a5 100644
--- a/augmentedReality/robotics.html
+++ b/augmentedReality/robotics.html
@@ -13,7 +13,7 @@
 	    <a-asset-item id="crown-mtl" src="crown.mtl"></a-asset-item>
       </a-assets>
       <a-entity obj-model="obj: #trapezio-obj; mtl: #trapezio-mtl;"></a-entity-->
-      <a-entity obj-model="obj: url(crown.obj); mtl: url(crown.mtl);" rotation="-60 0 0" scale="4 4 4"></a-entity>
+      <a-entity obj-model="obj: url(trapezio.obj); mtl: url(trapezio.mtl);" rotation="-60 0 0" scale="4 4 4"></a-entity>
       <!--a-box position='0 0.5 0' material='opacity: 0.5;'></a-box-->
       <a-marker-camera preset='hiro'></a-marker-camera>
     </a-scene>