diff --git a/modules/timestep b/modules/timestep
index c7adb56..9601aae 160000
--- a/modules/timestep
+++ b/modules/timestep
@@ -1 +1 @@
-Subproject commit c7adb56177a5ab6707f54c345d334a57e9bdaaf3
+Subproject commit 9601aae77799322807418a07977635300f4350c9
diff --git a/src/build/jsConfig.js b/src/build/jsConfig.js
index 8377753..6eea0de 100644
--- a/src/build/jsConfig.js
+++ b/src/build/jsConfig.js
@@ -32,7 +32,8 @@ exports.JSConfig = Class(function () {
       splash: {
         autoHide: !(manifest.splash && manifest.splash.autoHide === false)
       },
-      useWebGL: manifest.browser && manifest.browser.canvas && manifest.browser.canvas.useWebGL || false
+      useWebGL: manifest.browser && manifest.browser.canvas && manifest.browser.canvas.useWebGL || false,
+      webGLContextOptions: deepCopy(manifest.browser.webGLContextOptions)
     };
 
     if (manifest.disableNativeViews) {