diff --git a/jsm/TetraGUI.js b/jsm/TetraGUI.js
index 721868c..cd7e2fe 100644
--- a/jsm/TetraGUI.js
+++ b/jsm/TetraGUI.js
@@ -154,9 +154,9 @@ export class TetraGUI extends GUI {
 
             let material = this.debug.addFolder("minoes material").close()
             material.add(minoMaterial, "opacity").min(0).max(1)
-            material.add(minoMaterial, "reflectivity").min(0).max(1)
-            //material.add(minoMaterial, "roughness").min(0).max(1)
-            //material.add(minoMaterial, "metalness").min(0).max(1)
+            //material.add(minoMaterial, "reflectivity").min(0).max(1)
+            material.add(minoMaterial, "roughness").min(0).max(1)
+            material.add(minoMaterial, "metalness").min(0).max(1)
             //material.add(minoMaterial, "attenuationDistance").min(0).max(1).hide()
             //material.add(minoMaterial, "ior").min(1).max(2).hide()
             //material.add(minoMaterial, "sheen").min(0).max(1).hide()
diff --git a/jsm/gamelogic.js b/jsm/gamelogic.js
index c882607..b27920f 100644
--- a/jsm/gamelogic.js
+++ b/jsm/gamelogic.js
@@ -71,21 +71,21 @@ const minoExtrudeSettings = {
 }
 let minoGeometry = new THREE.ExtrudeGeometry(minoFaceShape, minoExtrudeSettings)
 
-let minoMaterial = new THREE.MeshBasicMaterial({
+/*let minoMaterial = new THREE.MeshBasicMaterial({
     envMap: environnement,
     side: THREE.DoubleSide,
     transparent: true,
     opacity: 0.8,
     reflectivity: 0.9,
-})
-/*let minoMaterial = new THREE.MeshStandardMaterial({
+})*/
+let minoMaterial = new THREE.MeshStandardMaterial({
     envMap: environnement,
     side: THREE.DoubleSide,
     transparent: true,
     opacity: 0.6,
     roughness: 0.1,
     metalness: 0.9,
-})/*
+})
 /*
 let minoMaterial = new THREE.MeshPhysicalMaterial({
     envMap: environnement,