diff --git a/examples/js/loaders/GLTFLoader.js b/examples/js/loaders/GLTFLoader.js
index 1cc3e70f44d3f09fc6633639c44e3e55b66fb962..b74e5a23818aeb323a8135abe2a6f7ca415c0503 100644
--- a/examples/js/loaders/GLTFLoader.js
+++ b/examples/js/loaders/GLTFLoader.js
@@ -1180,6 +1180,7 @@ THREE.GLTFLoader = ( function () {
 
 						materialParams.depthTest = enableDepthTest;
 						materialParams.depthFunc = functions.depthFunc !== undefined ? WEBGL_DEPTH_FUNCS[ functions.depthFunc ] : THREE.LessDepth;
+						materialParams.depthWrite = functions.depthMask !== undefined ? functions.depthMask[ 0 ] : true;
 
 						materialParams.blending = enableBlend ? THREE.CustomBlending : THREE.NoBlending;
 						materialParams.transparent = enableBlend;