diff --git a/package-overrides/github/jashkenas/backbone@1.1.0.json b/package-overrides/github/jashkenas/backbone@1.1.0.json
index f58299a..fee2b89 100644
--- a/package-overrides/github/jashkenas/backbone@1.1.0.json
+++ b/package-overrides/github/jashkenas/backbone@1.1.0.json
@@ -1,6 +1,6 @@
 {
   "main": "backbone",
-  "files": ["backbone"],
+  "files": ["backbone.js"],
   "dependencyMap": {
     "jquery": "jquery@2.0",
     "underscore": "underscore@1.5"