diff --git a/package.json b/package.json
index 4f78caf443ef1..5dc85dece4ab1 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "getmac": "1.4.1",
     "graceful-fs": "4.1.11",
     "http-proxy-agent": "^2.1.0",
-    "https-proxy-agent": "^2.2.1",
+    "https-proxy-agent": "^2.2.3",
     "iconv-lite": "0.4.23",
     "jschardet": "1.6.0",
     "keytar": "4.2.1",
diff --git a/yarn.lock b/yarn.lock
index 82332aa7d7979..cd023035b986b 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -277,10 +277,10 @@ acorn@^5.2.1:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-5.2.1.tgz#317ac7821826c22c702d66189ab8359675f135d7"
   integrity sha512-jG0u7c4Ly+3QkkW18V+NRDN+4bWHdln30NL1ZL2AvFZZmQe/BfopYCtghCKKVBUSetZ4QKcyA0pY6/4Gw8Pv8w==
 
-agent-base@4, agent-base@^4.1.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.2.0.tgz#9838b5c3392b962bad031e6a4c5e1024abec45ce"
-  integrity sha512-c+R/U5X+2zz2+UCrCFv6odQzJdoqI+YecuhnAJLa1zYaMc13zPfwMwZrr91Pd1DYNo/yPRbiM4WVf9whgwFsIg==
+agent-base@4, agent-base@^4.1.0, agent-base@^4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.3.0.tgz#8165f01c436009bccad0b1d122f05ed770efc6ee"
+  integrity sha512-salcGninV0nPrwpGNn4VTXBb1SOuXQBiqbrNXoeizJsHrsL6ERFM2Ne3JUSBWRE6aeNJI2ROP/WEEIDUiDe3cg==
   dependencies:
     es6-promisify "^5.0.0"
 
@@ -4135,7 +4135,7 @@ https-browserify@^1.0.0:
   resolved "https://registry.yarnpkg.com/https-browserify/-/https-browserify-1.0.0.tgz#ec06c10e0a34c0f2faf199f7fd7fc78fffd03c73"
   integrity sha1-7AbBDgo0wPL68Zn3/X/Hj//QPHM=
 
-https-proxy-agent@2.2.1, https-proxy-agent@^2.2.1:
+https-proxy-agent@2.2.1:
   version "2.2.1"
   resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.1.tgz#51552970fa04d723e04c56d04178c3f92592bbc0"
   integrity sha512-HPCTS1LW51bcyMYbxUIOO4HEOlQ1/1qRaFWcyxvwaqUS9TY88aoEuHUY33kuAh1YhVVaDQhLZsnPd+XNARWZlQ==
@@ -4143,6 +4143,14 @@ https-proxy-agent@2.2.1, https-proxy-agent@^2.2.1:
     agent-base "^4.1.0"
     debug "^3.1.0"
 
+https-proxy-agent@^2.2.3:
+  version "2.2.3"
+  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.3.tgz#fb6cd98ed5b9c35056b5a73cd01a8a721d7193d1"
+  integrity sha512-Ytgnz23gm2DVftnzqRRz2dOXZbGd2uiajSw/95bPp6v53zPRspQjLm/AfBgqbJ2qfeRXWIOMVLpp86+/5yX39Q==
+  dependencies:
+    agent-base "^4.3.0"
+    debug "^3.1.0"
+
 husky@^0.13.1:
   version "0.13.4"
   resolved "https://registry.yarnpkg.com/husky/-/husky-0.13.4.tgz#48785c5028de3452a51c48c12c4f94b2124a1407"