diff --git a/demo/package-lock.json b/demo/package-lock.json
index 9931f52..ac37a13 100644
--- a/demo/package-lock.json
+++ b/demo/package-lock.json
@@ -6457,9 +6457,9 @@
       }
     },
     "moment": {
-      "version": "2.20.1",
-      "resolved": "https://registry.npmjs.org/moment/-/moment-2.20.1.tgz",
-      "integrity": "sha512-Yh9y73JRljxW5QxN08Fner68eFLxM5ynNOAw2LbIB1YAGeQzZT8QFSUvkAz609Zf+IHhhaUxqZK8dG3W/+HEvg==",
+      "version": "2.29.4",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
+      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==",
       "dev": true
     },
     "morgan": {
diff --git a/demo/yarn.lock b/demo/yarn.lock
index fc294f2..0393083 100644
--- a/demo/yarn.lock
+++ b/demo/yarn.lock
@@ -3798,8 +3798,8 @@ mkdirp@*, "mkdirp@>=0.5 0", mkdirp@^0.5.0, mkdirp@^0.5.1, mkdirp@~0.5.1:
     minimist "0.0.8"
 
 moment@2.x.x, moment@^2.10.6:
-  version "2.20.1"
-  resolved "http://registry.npm.taobao.org/moment/download/moment-2.20.1.tgz#d6eb1a46cbcc14a2b2f9434112c1ff8907f313fd"
+  version "2.29.4"
+  resolved "https://registry.yarnpkg.com/moment/-/moment-2.29.4.tgz#3dbe052889fe7c1b2ed966fcb3a77328964ef108"
 
 morgan@~1.6.1:
   version "1.6.1"