diff --git a/cloudfunctions/wxacode/package-lock.json b/cloudfunctions/wxacode/package-lock.json
index 55858fa..261d7dd 100644
--- a/cloudfunctions/wxacode/package-lock.json
+++ b/cloudfunctions/wxacode/package-lock.json
@@ -434,9 +434,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.20",
-      "resolved": "https://registry.npm.taobao.org/lodash/download/lodash-4.17.20.tgz?cache=0&sync_timestamp=1597336053864&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Flodash%2Fdownload%2Flodash-4.17.20.tgz",
-      "integrity": "sha1-tEqbYpe8tpjxxRo1RaKzs2jVnFI="
+      "version": "4.17.21",
+      "resolved": "https://registry.npmmirror.com/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg=="
     },
     "lodash.clonedeep": {
       "version": "4.5.0",