diff --git a/examples/js/exporters/GLTFExporter.js b/examples/js/exporters/GLTFExporter.js
index 68b97a8ddf08f64849f9e83e565031a14a55201b..16990b6c04bbaae517601f850d83bcf117b56831 100644
--- a/examples/js/exporters/GLTFExporter.js
+++ b/examples/js/exporters/GLTFExporter.js
@@ -1070,7 +1070,7 @@ THREE.GLTFExporter.prototype = {
 
 			if ( object.name ) {
 
-				gltfNode.name = object.name;
+				gltfNode.name = String( object.name );
 
 			}