diff --git a/package-lock.json b/package-lock.json
index 4585556..92d9794 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1608,7 +1608,7 @@
     },
     "node_modules/ajv": {
       "version": "6.10.0",
-      "resolved": "http://registry.npm.taobao.org/ajv/download/ajv-6.10.0.tgz",
+      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.10.0.tgz",
       "integrity": "sha1-kNDVRDnaWHzX6EO/twRfUL0ivfE=",
       "dev": true,
       "dependencies": {
@@ -7698,7 +7698,7 @@
     },
     "node_modules/less/node_modules/mime": {
       "version": "1.6.0",
-      "resolved": "http://registry.npm.taobao.org/mime/download/mime-1.6.0.tgz",
+      "resolved": "https://registry.npm.taobao.org/mime/download/mime-1.6.0.tgz",
       "integrity": "sha1-Ms2eXGRVO9WNGaVor0Uqz/BJgbE=",
       "dev": true,
       "optional": true,
@@ -11798,9 +11798,9 @@
       }
     },
     "node_modules/terser": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.1.2.tgz?cache=0&sync_timestamp=1562580696479&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.1.2.tgz",
-      "integrity": "sha1-smVsilBvfOgFo/MAov9I2wIvo5E=",
+      "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",
@@ -11808,7 +11808,7 @@
         "source-map-support": "~0.5.12"
       },
       "bin": {
-        "terser": "bin/uglifyjs"
+        "terser": "bin/terser"
       },
       "engines": {
         "node": ">=6.0.0"
@@ -14901,7 +14901,7 @@
     },
     "ajv": {
       "version": "6.10.0",
-      "resolved": "http://registry.npm.taobao.org/ajv/download/ajv-6.10.0.tgz",
+      "resolved": "https://registry.npm.taobao.org/ajv/download/ajv-6.10.0.tgz",
       "integrity": "sha1-kNDVRDnaWHzX6EO/twRfUL0ivfE=",
       "dev": true,
       "requires": {
@@ -19956,7 +19956,7 @@
         },
         "mime": {
           "version": "1.6.0",
-          "resolved": "http://registry.npm.taobao.org/mime/download/mime-1.6.0.tgz",
+          "resolved": "https://registry.npm.taobao.org/mime/download/mime-1.6.0.tgz",
           "integrity": "sha1-Ms2eXGRVO9WNGaVor0Uqz/BJgbE=",
           "dev": true,
           "optional": true
@@ -23405,9 +23405,9 @@
       "dev": true
     },
     "terser": {
-      "version": "4.1.2",
-      "resolved": "https://registry.npm.taobao.org/terser/download/terser-4.1.2.tgz?cache=0&sync_timestamp=1562580696479&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fterser%2Fdownload%2Fterser-4.1.2.tgz",
-      "integrity": "sha1-smVsilBvfOgFo/MAov9I2wIvo5E=",
+      "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",