diff --git a/yarn.lock b/yarn.lock
index 4f5d9a7..5962ccd 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -475,9 +475,10 @@ etag@~1.8.1:
   version "1.8.1"
   resolved "http://registry.npm.taobao.org/etag/download/etag-1.8.1.tgz#41ae2eeb65efa62268aebfea83ac7d79299b0887"
 
-eventemitter3@1.x.x:
-  version "1.2.0"
-  resolved "http://registry.npm.taobao.org/eventemitter3/download/eventemitter3-1.2.0.tgz#1c86991d816ad1e504750e73874224ecf3bec508"
+eventemitter3@^4.0.0:
+  version "4.0.7"
+  resolved "https://registry.yarnpkg.com/eventemitter3/-/eventemitter3-4.0.7.tgz#2de9b68f6528d5644ef5c59526a1b4a07306169f"
+  integrity sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw==
 
 express-generator@^4.16.1:
   version "4.16.1"
@@ -575,6 +576,11 @@ finalhandler@1.1.1:
     statuses "~1.4.0"
     unpipe "~1.0.0"
 
+follow-redirects@^1.0.0:
+  version "1.13.0"
+  resolved "https://registry.yarnpkg.com/follow-redirects/-/follow-redirects-1.13.0.tgz#b42e8d93a2a7eea5ed88633676d6597bc8e384db"
+  integrity sha512-aq6gF1BEKje4a9i9+5jimNFIpq4Q1WiwBToeRK5NvZBd/TRsmW8BsJfOEGkr76TbOyPVD3OVDN910EcUNtRYEA==
+
 forever-agent@~0.6.1:
   version "0.6.1"
   resolved "http://registry.npm.taobao.org/forever-agent/download/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
@@ -708,11 +714,13 @@ http-errors@~1.7.2:
     toidentifier "1.0.0"
 
 http-proxy@^1.8.1:
-  version "1.16.2"
-  resolved "http://registry.npm.taobao.org/http-proxy/download/http-proxy-1.16.2.tgz#06dff292952bf64dbe8471fa9df73066d4f37742"
+  version "1.18.1"
+  resolved "https://registry.yarnpkg.com/http-proxy/-/http-proxy-1.18.1.tgz#401541f0534884bbf95260334e72f88ee3976549"
+  integrity sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==
   dependencies:
-    eventemitter3 "1.x.x"
-    requires-port "1.x.x"
+    eventemitter3 "^4.0.0"
+    follow-redirects "^1.0.0"
+    requires-port "^1.0.0"
 
 http-server@^0.9.0:
   version "0.9.0"
@@ -1232,9 +1240,10 @@ require_optional@^1.0.1:
     resolve-from "^2.0.0"
     semver "^5.1.0"
 
-requires-port@1.x.x:
+requires-port@^1.0.0:
   version "1.0.0"
-  resolved "http://registry.npm.taobao.org/requires-port/download/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
+  resolved "https://registry.yarnpkg.com/requires-port/-/requires-port-1.0.0.tgz#925d2601d39ac485e091cf0da5c6e694dc3dcaff"
+  integrity sha1-kl0mAdOaxIXgkc8NpcbmlNw9yv8=
 
 resolve-from@^2.0.0:
   version "2.0.0"