diff --git a/cloud/functions/wxacode/package-lock.json b/cloud/functions/wxacode/package-lock.json
index 79dbc9f..cc7fa66 100644
--- a/cloud/functions/wxacode/package-lock.json
+++ b/cloud/functions/wxacode/package-lock.json
@@ -226,9 +226,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.11.tgz",
-      "integrity": "sha512-cQKh8igo5QUhZ7lg38DYWAxMvjSAKG0A8wGSVimP07SIUEK2UO+arSRKbRZWtelMtN5V0Hkwh5ryOto/SshYIg=="
+      "version": "4.17.21",
+      "resolved": "https://r.cnpmjs.org/lodash/download/lodash-4.17.21.tgz",
+      "integrity": "sha1-Z5WRxWTDv/quhFTPCz3zcMPWkRw="
     },
     "lodash.merge": {
       "version": "4.6.1",