diff --git a/frontend/package-lock.json b/frontend/package-lock.json
index 745c4e6..3e0dcb5 100644
--- a/frontend/package-lock.json
+++ b/frontend/package-lock.json
@@ -2549,8 +2549,8 @@
         },
         "qs": {
           "version": "6.7.0",
-          "resolved": "https://registry.npm.taobao.org/qs/download/qs-6.7.0.tgz?cache=0&sync_timestamp=1573195624255&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fqs%2Fdownload%2Fqs-6.7.0.tgz",
-          "integrity": "sha1-QdwaAV49WB8WIXdr4xr7KHapsbw=",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz",
+          "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==",
           "dev": true
         }
       }
@@ -5145,8 +5145,8 @@
         },
         "qs": {
           "version": "6.7.0",
-          "resolved": "https://registry.npm.taobao.org/qs/download/qs-6.7.0.tgz?cache=0&sync_timestamp=1573195624255&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fqs%2Fdownload%2Fqs-6.7.0.tgz",
-          "integrity": "sha1-QdwaAV49WB8WIXdr4xr7KHapsbw=",
+          "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz",
+          "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==",
           "dev": true
         }
       }
@@ -5664,7 +5664,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -6079,7 +6080,8 @@
         "safe-buffer": {
           "version": "5.1.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -6135,6 +6137,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -6178,12 +6181,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.3",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -9880,9 +9885,9 @@
       "dev": true
     },
     "qs": {
-      "version": "6.5.2",
-      "resolved": "https://registry.npm.taobao.org/qs/download/qs-6.5.2.tgz?cache=0&sync_timestamp=1573195624255&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fqs%2Fdownload%2Fqs-6.5.2.tgz",
-      "integrity": "sha1-yzroBuh0BERYTvFUzo7pjUA/PjY=",
+      "version": "6.5.3",
+      "resolved": "https://registry.npmjs.org/qs/-/qs-6.5.3.tgz",
+      "integrity": "sha512-qxXIEh4pCGfHICj1mAJQ2/2XVZkjCDTcEgfoSQxc/fYivUZxTkk7L3bDBJSoNrEzXI17oUO5Dp07ktqE5KzczA==",
       "dev": true
     },
     "query-string": {