diff --git a/eth-dapp/wrestling-dapp/package-lock.json b/eth-dapp/wrestling-dapp/package-lock.json
index db4cf68..7415933 100644
--- a/eth-dapp/wrestling-dapp/package-lock.json
+++ b/eth-dapp/wrestling-dapp/package-lock.json
@@ -685,7 +685,8 @@
         "ansi-regex": {
           "version": "2.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "aproba": {
           "version": "1.2.0",
@@ -1100,7 +1101,8 @@
         "safe-buffer": {
           "version": "5.1.1",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "safer-buffer": {
           "version": "2.1.2",
@@ -1156,6 +1158,7 @@
           "version": "3.0.1",
           "bundled": true,
           "dev": true,
+          "optional": true,
           "requires": {
             "ansi-regex": "^2.0.0"
           }
@@ -1199,12 +1202,14 @@
         "wrappy": {
           "version": "1.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         },
         "yallist": {
           "version": "3.0.2",
           "bundled": true,
-          "dev": true
+          "dev": true,
+          "optional": true
         }
       }
     },
@@ -1645,9 +1650,9 @@
       "dev": true
     },
     "moment": {
-      "version": "2.22.2",
-      "resolved": "http://registry.npm.taobao.org/moment/download/moment-2.22.2.tgz",
-      "integrity": "sha1-PCV/mDn8DpP/UxSWMiOeuQeD/2Y=",
+      "version": "2.29.4",
+      "resolved": "https://registry.npmjs.org/moment/-/moment-2.29.4.tgz",
+      "integrity": "sha512-5LC9SOxjSc2HF6vO2CyuTDNivEdoz2IvyJJGj6X8DJ0eFyfszE0QiEd+iXmBvUP3WHxSjFH/vIsA0EN00cgr8w==",
       "dev": true
     },
     "ms": {