diff --git a/package-lock.json b/package-lock.json
index 67b2171..822eb20 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -5159,9 +5159,9 @@
             "dev": true
         },
         "terser": {
-            "version": "4.3.8",
-            "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.3.8.tgz?cache=0&sync_timestamp=1570316545482&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.3.8.tgz",
-            "integrity": "sha1-cH8F8/TBxwyEDmJq3f2xwVihcTY=",
+            "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",
@@ -5171,8 +5171,8 @@
             "dependencies": {
                 "source-map": {
                     "version": "0.6.1",
-                    "resolved": "http://registry.npm.taobao.org/source-map/download/source-map-0.6.1.tgz",
-                    "integrity": "sha1-dHIq8y6WFOnCh6jQu95IteLxomM=",
+                    "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.6.1.tgz",
+                    "integrity": "sha512-UjgapumWlbMhkBgzT7Ykc5YXUT46F0iKu8SGXq0bcwP5dz/h0Plj6enJqjz1Zbq2l5WaqYnrVbwWOWMyF3F47g==",
                     "dev": true
                 }
             }