diff --git a/examples/canvas_interactive_voxelpainter.html b/examples/canvas_interactive_voxelpainter.html
index ba5ed7b4e445851d06f4d972b15aed38f1026e4d..cf98c2e72f081ca862a7a2594a44a51634f62beb 100644
--- a/examples/canvas_interactive_voxelpainter.html
+++ b/examples/canvas_interactive_voxelpainter.html
@@ -84,8 +84,7 @@
 				var geometry = new THREE.PlaneBufferGeometry( 1000, 1000 );
 				geometry.applyMatrix( new THREE.Matrix4().makeRotationX( - Math.PI / 2 ) );
 
-				plane = new THREE.Mesh( geometry );
-				plane.visible = false;
+				plane = new THREE.Mesh( geometry, new THREE.MeshBasicMaterial( { visible: false } ) );
 				scene.add( plane );
 
 				objects.push( plane );
diff --git a/examples/webgl_interactive_draggablecubes.html b/examples/webgl_interactive_draggablecubes.html
index 655f6e8e32074e78828cec99500df0083285ce84..a9e626f1414232bcfe695e45a8ced3b1c6885e38 100644
--- a/examples/webgl_interactive_draggablecubes.html
+++ b/examples/webgl_interactive_draggablecubes.html
@@ -101,9 +101,8 @@
 
 				plane = new THREE.Mesh(
 					new THREE.PlaneBufferGeometry( 2000, 2000, 8, 8 ),
-					new THREE.MeshBasicMaterial( { color: 0x000000, opacity: 0.25, transparent: true } )
+					new THREE.MeshBasicMaterial( { visible: false } )
 				);
-				plane.visible = false;
 				scene.add( plane );
 
 				renderer = new THREE.WebGLRenderer( { antialias: true } );
diff --git a/examples/webgl_interactive_voxelpainter.html b/examples/webgl_interactive_voxelpainter.html
index 525936ae70fc34c12ecaf31f416c4b926682bbcc..c30a2069bccf6cee9e5989cf15d736ccf57dffcd 100644
--- a/examples/webgl_interactive_voxelpainter.html
+++ b/examples/webgl_interactive_voxelpainter.html
@@ -98,8 +98,7 @@
 				var geometry = new THREE.PlaneBufferGeometry( 1000, 1000 );
 				geometry.applyMatrix( new THREE.Matrix4().makeRotationX( - Math.PI / 2 ) );
 
-				plane = new THREE.Mesh( geometry );
-				plane.visible = false;
+				plane = new THREE.Mesh( geometry, new THREE.MeshBasicMaterial( { visible: false } ) );
 				scene.add( plane );
 
 				objects.push( plane );