diff --git a/node-basic/step15/public/package.json b/node-basic/step15/public/package.json
index c6a9871..f8c6597 100644
--- a/node-basic/step15/public/package.json
+++ b/node-basic/step15/public/package.json
@@ -10,6 +10,6 @@
   "license": "ISC",
   "dependencies": {
     "bootstrap": "^3.3.7",
-    "jquery": "^1.12.4"
+    "jquery": "^3.5.0"
   }
 }