diff --git a/examples/js/loaders/PLYLoader.js b/examples/js/loaders/PLYLoader.js
index 722dbaa7324b05f3ca32469b4703423a41040569..f7b4130eae3a8b1cd3f93d8a815a535cfacfd8aa 100644
--- a/examples/js/loaders/PLYLoader.js
+++ b/examples/js/loaders/PLYLoader.js
@@ -312,7 +312,9 @@ THREE.PLYLoader.prototype = {
 
 			// mandatory buffer data
 
-			geometry.setIndex( new ( buffer.indices.length > 65535 ? THREE.Uint32BufferAttribute : THREE.Uint16BufferAttribute )( buffer.indices, 1 ) );
+			if ( buffer.indices.length > 0 ) {
+				geometry.setIndex( new ( buffer.indices.length > 65535 ? THREE.Uint32BufferAttribute : THREE.Uint16BufferAttribute )( buffer.indices, 1 ) );
+			}
 			geometry.addAttribute( 'position', new THREE.Float32BufferAttribute( buffer.vertices, 3 ) );
 
 			// optional buffer data