diff --git a/vue2.x/package-lock.json b/vue2.x/package-lock.json
index 9883d68..9f49892 100644
--- a/vue2.x/package-lock.json
+++ b/vue2.x/package-lock.json
@@ -3042,40 +3042,40 @@
     },
     "express": {
       "version": "4.16.4",
-      "resolved": "http://registry.npm.taobao.org/express/download/express-4.16.4.tgz",
-      "integrity": "sha1-/d72GSYQniTFFeqX/S8b2/Yt8S4=",
+      "resolved": "https://registry.npmmirror.com/express/-/express-4.16.4.tgz",
+      "integrity": "sha512-j12Uuyb4FMrd/qQAm6uCHAkPtO8FDTRJZBDd5D2KOL2eLaz1yUNdUB/NOIyq0iU4q4cFarsUCrnFDPBcnksuOg==",
       "dev": true,
       "requires": {
-        "accepts": "1.3.5",
+        "accepts": "~1.3.5",
         "array-flatten": "1.1.1",
         "body-parser": "1.18.3",
         "content-disposition": "0.5.2",
-        "content-type": "1.0.4",
+        "content-type": "~1.0.4",
         "cookie": "0.3.1",
         "cookie-signature": "1.0.6",
         "debug": "2.6.9",
-        "depd": "1.1.2",
-        "encodeurl": "1.0.2",
-        "escape-html": "1.0.3",
-        "etag": "1.8.1",
+        "depd": "~1.1.2",
+        "encodeurl": "~1.0.2",
+        "escape-html": "~1.0.3",
+        "etag": "~1.8.1",
         "finalhandler": "1.1.1",
         "fresh": "0.5.2",
         "merge-descriptors": "1.0.1",
-        "methods": "1.1.2",
-        "on-finished": "2.3.0",
-        "parseurl": "1.3.2",
+        "methods": "~1.1.2",
+        "on-finished": "~2.3.0",
+        "parseurl": "~1.3.2",
         "path-to-regexp": "0.1.7",
-        "proxy-addr": "2.0.4",
+        "proxy-addr": "~2.0.4",
         "qs": "6.5.2",
-        "range-parser": "1.2.0",
+        "range-parser": "~1.2.0",
         "safe-buffer": "5.1.2",
         "send": "0.16.2",
         "serve-static": "1.13.2",
         "setprototypeof": "1.1.0",
-        "statuses": "1.4.0",
-        "type-is": "1.6.16",
+        "statuses": "~1.4.0",
+        "type-is": "~1.6.16",
         "utils-merge": "1.0.1",
-        "vary": "1.1.2"
+        "vary": "~1.1.2"
       }
     },
     "extend-shallow": {
@@ -8888,15 +8888,6 @@
       "integrity": "sha1-J5siXfHVgrH1TmWt3UNS4Y+qBxM=",
       "dev": true
     },
-    "string_decoder": {
-      "version": "1.1.1",
-      "resolved": "http://registry.npm.taobao.org/string_decoder/download/string_decoder-1.1.1.tgz",
-      "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
-      "dev": true,
-      "requires": {
-        "safe-buffer": "5.1.2"
-      }
-    },
     "string-width": {
       "version": "2.1.1",
       "resolved": "http://registry.npm.taobao.org/string-width/download/string-width-2.1.1.tgz",
@@ -8924,6 +8915,15 @@
         }
       }
     },
+    "string_decoder": {
+      "version": "1.1.1",
+      "resolved": "http://registry.npm.taobao.org/string_decoder/download/string_decoder-1.1.1.tgz",
+      "integrity": "sha1-nPFhG6YmhdcDCunkujQUnDrwP8g=",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "5.1.2"
+      }
+    },
     "strip-ansi": {
       "version": "3.0.1",
       "resolved": "http://registry.npm.taobao.org/strip-ansi/download/strip-ansi-3.0.1.tgz",