diff --git a/package-lock.json b/package-lock.json
index b8bf2f0..ad11571 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5942,9 +5942,9 @@
       }
     },
     "node_modules/terser": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.3.1.tgz?cache=0&sync_timestamp=1568066250684&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.3.1.tgz",
-      "integrity": "sha1-CYILyzOYKZxLSNmoau/GUSfQ7WU=",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dev": true,
       "dependencies": {
         "commander": "^2.20.0",
@@ -11896,9 +11896,9 @@
       "dev": true
     },
     "terser": {
-      "version": "4.3.1",
-      "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.3.1.tgz?cache=0&sync_timestamp=1568066250684&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.3.1.tgz",
-      "integrity": "sha1-CYILyzOYKZxLSNmoau/GUSfQ7WU=",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmjs.org/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",