diff --git a/mouseDemo/package-lock.json b/mouseDemo/package-lock.json
index e757fdf..38bb4e1 100644
--- a/mouseDemo/package-lock.json
+++ b/mouseDemo/package-lock.json
@@ -5272,9 +5272,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.19",
-      "resolved": "https://registry.npm.taobao.org/lodash/download/lodash-4.17.19.tgz?cache=0&sync_timestamp=1594226805918&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Flodash%2Fdownload%2Flodash-4.17.19.tgz",
-      "integrity": "sha1-5I3e2+MLMyF4PFtDAfvTU7weSks=",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash.camelcase": {