diff --git a/lib/utils.js b/lib/utils.js
index 47dce06e..9aec3b15 100644
--- a/lib/utils.js
+++ b/lib/utils.js
@@ -132,6 +132,13 @@ function getTemplateCompiler(templateCompilerPath, EmberENV = {}) {
 
   let sandbox = {
     EmberENV: clonedEmberENV,
+
+    // Older versions of ember-template-compiler (up until ember-source@3.1.0)
+    // eagerly access `setTimeout` without checking via `typeof` first
+    setTimeout,
+    clearTimeout,
+
+    // fake the module into thinking we are running inside a Node context
     module: { require, exports: {} },
     require,
   };