diff --git a/test/zkai89.github.io/package-lock.json b/test/zkai89.github.io/package-lock.json
index 576c108..191f5ad 100644
--- a/test/zkai89.github.io/package-lock.json
+++ b/test/zkai89.github.io/package-lock.json
@@ -2433,9 +2433,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.11",
-      "resolved": "https://registry.npm.taobao.org/lodash/download/lodash-4.17.11.tgz",
-      "integrity": "sha1-s56mIp72B+zYniyN8SU2iRysm40="
+      "version": "4.17.19",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.19.tgz",
+      "integrity": "sha512-JNvd8XER9GQX0v2qJgsaN/mzFCNA5BRe/j8JN9d+tWyGLSodKQHKFicdwNYzWwI3wjRnaKPsGj1XkBjx/F96DQ=="
     },
     "lodash.assignin": {
       "version": "4.2.0",