diff --git a/index.js b/index.js
index 2e4f1c7..4305e74 100644
--- a/index.js
+++ b/index.js
@@ -1,4 +1,5 @@
 module.exports = function aJavaScriptPortOfTheUnixUtilityTrueReturnsTheBooleanValueTrue () {
-  return true;
+  return function (undefined, anotherUndefined) {
+    return undefined === anotherUndefined;
+  }();
 };
-