diff --git a/lib/module.js b/lib/module.js
index c61a27a9e3..1208a7f626 100644
--- a/lib/module.js
+++ b/lib/module.js
@@ -636,7 +636,7 @@ Module._initPaths = function() {
 
   modulePaths = paths;
 
-  // clone as a read-only copy, for introspection.
+  // clone as a shallow copy, for introspection.
   Module.globalPaths = modulePaths.slice(0);
 };