diff --git a/yarn.lock b/yarn.lock
index 1868e7e..4b55081 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -6291,9 +6291,11 @@ no-case@^2.2.0:
     lower-case "^1.1.1"
 
 node-fetch@^2.2.0:
-  version "2.6.0"
-  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.0.tgz#e633456386d4aa55863f676a7ab0daa8fdecb0fd"
-  integrity sha512-8dG4H5ujfvFiqDmVu9fQ5bOHUC15JMjMY/Zumv26oOvvVJjM67KF8koCWIabKQ1GJIa9r2mMZscBq/TbdOcmNA==
+  version "2.6.7"
+  resolved "https://registry.yarnpkg.com/node-fetch/-/node-fetch-2.6.7.tgz#24de9fba827e3b4ae44dc8b20256a379160052ad"
+  integrity sha512-ZjMPFEfVx5j+y2yF35Kzx5sF7kDzxuDj6ziH4FFbOp87zKDZNx8yExJIb05OGF4Nlt9IHFIMBkRl41VdvcNdbQ==
+  dependencies:
+    whatwg-url "^5.0.0"
 
 node-forge@0.7.5:
   version "0.7.5"
@@ -8967,6 +8969,11 @@ tough-cookie@~2.4.3:
     psl "^1.1.24"
     punycode "^1.4.1"
 
+tr46@~0.0.3:
+  version "0.0.3"
+  resolved "https://registry.yarnpkg.com/tr46/-/tr46-0.0.3.tgz#8184fd347dac9cdc185992f3a6622e14b9d9ab6a"
+  integrity sha1-gYT9NH2snNwYWZLzpmIuFLnZq2o=
+
 trim-right@^1.0.1:
   version "1.0.1"
   resolved "https://registry.npm.taobao.org/trim-right/download/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
@@ -9908,6 +9915,11 @@ web3@1.0.0-beta.55:
     web3-shh "1.0.0-beta.55"
     web3-utils "1.0.0-beta.55"
 
+webidl-conversions@^3.0.0:
+  version "3.0.1"
+  resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
+  integrity sha1-JFNCdeKnvGvnvIZhHMFq4KVlSHE=
+
 webpack-bundle-analyzer@^3.3.0:
   version "3.3.2"
   resolved "https://registry.npm.taobao.org/webpack-bundle-analyzer/download/webpack-bundle-analyzer-3.3.2.tgz#3da733a900f515914e729fcebcd4c40dde71fc6f"
@@ -10068,6 +10080,14 @@ websocket@^1.0.28:
     typedarray-to-buffer "^3.1.2"
     yaeti "^0.0.6"
 
+whatwg-url@^5.0.0:
+  version "5.0.0"
+  resolved "https://registry.yarnpkg.com/whatwg-url/-/whatwg-url-5.0.0.tgz#966454e8765462e37644d3626f6742ce8b70965d"
+  integrity sha1-lmRU6HZUYuN2RNNib2dCzotwll0=
+  dependencies:
+    tr46 "~0.0.3"
+    webidl-conversions "^3.0.0"
+
 which-module@^2.0.0:
   version "2.0.0"
   resolved "https://registry.npm.taobao.org/which-module/download/which-module-2.0.0.tgz?cache=0&other_urls=https%3A%2F%2Fregistry.npm.taobao.org%2Fwhich-module%2Fdownload%2Fwhich-module-2.0.0.tgz#d9ef07dce77b9902b8a3a8fa4b31c3e3f7e6e87a"