diff --git a/typescript-backbone/package.json b/typescript-backbone/package.json
old mode 100755
new mode 100644
index 0e8fd41..ec0fa75
--- a/typescript-backbone/package.json
+++ b/typescript-backbone/package.json
@@ -3,7 +3,7 @@
   "dependencies": {
     "backbone": "^1.1.2",
     "backbone.localstorage": "^1.1.16",
-    "jquery": "^2.1.3",
+    "jquery": "^3.5.0",
     "lodash": "^3.1.0",
     "todomvc-app-css": "^2.0.0",
     "todomvc-common": "^1.0.1"