diff --git a/package-lock.json b/package-lock.json
index 96d9751..34b9ecf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -198,9 +198,9 @@
       "dev": true
     },
     "ajv": {
-      "version": "6.12.2",
-      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.12.2.tgz?cache=0&sync_timestamp=1587338477514&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fajv%2Fdownload%2Fajv-6.12.2.tgz",
-      "integrity": "sha1-xinF7O0XuvMUQ3kY0tqIyZ1ZWM0=",
+      "version": "6.12.6",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
+      "integrity": "sha512-j3fVLgvTo527anyYyJOGTYJbG+vnnQYvE0m5mmkc1TK+nxAppkCLMIL0aZ4dblVCNoGShhm+kzE4ZUykBoMg4g==",
       "dev": true,
       "requires": {
         "fast-deep-equal": "^3.1.1",
@@ -2444,11 +2444,6 @@
         "path-exists": "^3.0.0"
       }
     },
-    "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npm.taobao.org/lodash/download/lodash-4.17.15.tgz",
-      "integrity": "sha1-tEf2ZwoEVbv+7dETku/zMOoJdUg="
-    },
     "lru-cache": {
       "version": "5.1.1",
       "resolved": "https://registry.npm.taobao.org/lru-cache/download/lru-cache-5.1.1.tgz",