diff --git a/map.json b/map.json
index ef3819a..3ebdf6b 100644
--- a/map.json
+++ b/map.json
@@ -23,11 +23,11 @@
   "readline": null,
   "repl": null,
   "stream": "stream-browserify",
-  "_stream_duplex": "readable-stream/duplex.js",
-  "_stream_passthrough": "readable-stream/passthrough.js",
-  "_stream_readable": "readable-stream/readable.js",
-  "_stream_transform": "readable-stream/transform.js",
-  "_stream_writable": "readable-stream/writable.js",
+  "_stream_duplex": "readable-stream/lib/_stream_duplex.js",
+  "_stream_passthrough": "readable-stream/lib/_stream_passthrough.js",
+  "_stream_readable": "readable-stream/lib/_stream_readable.js",
+  "_stream_transform": "readable-stream/lib/_stream_transform.js",
+  "_stream_writable": "readable-stream/lib/_stream_writable.js",
   "string_decoder": "string_decoder/",
   "sys": "util/util.js",
   "timers": "timers-browserify",