diff --git a/rollup-wyh/package-lock.json b/rollup-wyh/package-lock.json
index bb96ade..d6d43ad 100644
--- a/rollup-wyh/package-lock.json
+++ b/rollup-wyh/package-lock.json
@@ -1842,9 +1842,9 @@
       "dev": true
     },
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "http://r.cnpmjs.org/lodash/download/lodash-4.17.11.tgz",
-      "integrity": "sha1-s56mIp72B+zYniyN8SU2iRysm40=",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "loose-envify": {