diff --git a/package-lock.json b/package-lock.json
index c5b241e..ebba7d6 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5444,9 +5444,9 @@
       }
     },
     "lodash": {
-      "version": "4.17.15",
-      "resolved": "https://registry.npm.taobao.org/lodash/download/lodash-4.17.15.tgz",
-      "integrity": "sha1-tEf2ZwoEVbv+7dETku/zMOoJdUg=",
+      "version": "4.17.21",
+      "resolved": "https://registry.npmjs.org/lodash/-/lodash-4.17.21.tgz",
+      "integrity": "sha512-v2kDEe57lecTulaDIuNTPy3Ry4gLGJ6Z1O3vE1krgXZNrsQ+LFTGHVxVjcXPs17LhbZVGedAJv8XZ1tvj5FvSg==",
       "dev": true
     },
     "lodash._basecopy": {
diff --git a/package.json b/package.json
index 45ce394..6ead46a 100644
--- a/package.json
+++ b/package.json
@@ -36,7 +36,7 @@
     "gulp-webserver": "^0.9.1",
     "isobject": "^2.1.0",
     "jshint": "^2.11.0",
-    "lodash": "^4.17.15",
+    "lodash": "^4.17.21",
     "minimatch": "^3.0.4",
     "semver": "^4.3.6",
     "uglify-save-license": "^0.4.1",