diff --git a/node-chat3/package-lock.json b/node-chat3/package-lock.json
index 8764422..f69b94c 100644
--- a/node-chat3/package-lock.json
+++ b/node-chat3/package-lock.json
@@ -313,9 +313,9 @@
       "integrity": "sha512-M4Sjn6N/+O6/IXSJseKqHoFc+5FdGJ22sXqnjTpdZweHK64MzEPAyQZyEU3R/KRv2GLoa7nNtg/C2Ev6m7z+eA=="
     },
     "jquery": {
-      "version": "1.9.1",
-      "resolved": "https://registry.npm.taobao.org/jquery/download/jquery-1.9.1.tgz",
-      "integrity": "sha1-5M1INfqu+63lNYV2E8D8P/KtrzQ="
+      "version": "3.5.0",
+      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.5.0.tgz",
+      "integrity": "sha512-Xb7SVYMvygPxbFMpTFQiHh1J7HClEaThguL15N/Gg37Lri/qKyhRGZYzHRyLH8Stq3Aow0LsHO2O2ci86fCrNQ=="
     },
     "kareem": {
       "version": "2.3.1",
diff --git a/node-chat3/package.json b/node-chat3/package.json
index 53658b5..b748926 100644
--- a/node-chat3/package.json
+++ b/node-chat3/package.json
@@ -16,7 +16,7 @@
     "crypto-js": "^3.1.9-1",
     "express": "^4.17.1",
     "express-session": "^1.17.0",
-    "jquery": "^1.9.1",
+    "jquery": "^3.5.0",
     "mongodb": "^3.3.3",
     "mongoose": "^5.7.9",
     "save": "^2.4.0",