diff --git a/package-lock.json b/package-lock.json
index a3325a7..97b50e3 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3082,17 +3082,6 @@
                         "minipass": "^3.1.1"
                     }
                 },
-                "terser": {
-                    "version": "4.7.0",
-                    "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.7.0.tgz",
-                    "integrity": "sha1-FYUs8aCOMlaoBCjoZaL6iT/7oAY=",
-                    "dev": true,
-                    "requires": {
-                        "commander": "^2.20.0",
-                        "source-map": "~0.6.1",
-                        "source-map-support": "~0.5.12"
-                    }
-                },
                 "terser-webpack-plugin": {
                     "version": "2.3.7",
                     "resolved": "https://registry.npm.taobao.org/terser-webpack-plugin/download/terser-webpack-plugin-2.3.7.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser-webpack-plugin%2Fdownload%2Fterser-webpack-plugin-2.3.7.tgz",
@@ -12227,9 +12216,9 @@
             "dev": true
         },
         "terser": {
-            "version": "4.4.3",
-            "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.4.3.tgz?cache=0&sync_timestamp=1576537313368&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.4.3.tgz",
-            "integrity": "sha1-QBq8UriIac+QRBJQOx632gk64vA=",
+            "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",
@@ -12239,8 +12228,8 @@
             "dependencies": {
                 "source-map": {
                     "version": "0.6.1",
-                    "resolved": "https://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
                 }
             }