diff --git a/package.json b/package.json
index 5e6fc65..f165931 100644
--- a/package.json
+++ b/package.json
@@ -41,7 +41,7 @@
     "scratch-render-fonts": "git+https://github.com/LLK/scratch-render-fonts.git",
     "tap": "^10.3.0",
     "travis-after-all": "^1.4.4",
-    "twgl.js": "3.3.0",
+    "twgl.js": "3.5.0",
     "webpack": "^3.5.6",
     "webpack-dev-server": "^2.4.1"
   }