diff --git a/runtime/package.json b/runtime/package.json
index 912b1dc62..6555c8743 100644
--- a/runtime/package.json
+++ b/runtime/package.json
@@ -1,6 +1,6 @@
 {
     "main": "lib/index",
     "browser": {
-        "./lib/loader": "./lib/loader_browser"
+        "./lib/loader.js": "./lib/loader_browser.js"
     }
 }
\ No newline at end of file