diff --git a/package-lock.json b/package-lock.json
index 8fc0bab..c35de4d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1187,9 +1187,9 @@
       }
     },
     "terser": {
-      "version": "4.6.11",
-      "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.6.11.tgz",
-      "integrity": "sha1-Ev+Z/dYqJt4qgvUIUVQH62zNip8=",
+      "version": "4.8.1",
+      "resolved": "https://registry.npmmirror.com/terser/-/terser-4.8.1.tgz",
+      "integrity": "sha512-4GnLC0x667eJG0ewJTa6z/yXrbLGv80D9Ru6HIpCQmO+Q4PfEtBFi0ObSckqwL6VyQv/7ENJieXHo2ANmdQwgw==",
       "dev": true,
       "requires": {
         "commander": "^2.20.0",