diff --git a/package.json b/package.json
index 4d253dfc16c..d6042affd66 100644
--- a/package.json
+++ b/package.json
@@ -34,7 +34,7 @@
     "chokidar": "3.2.3",
     "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": "0.5.0",
     "jschardet": "1.6.0",
     "keytar": "^4.11.0",
@@ -49,7 +49,7 @@
     "sudo-prompt": "9.0.0",
     "v8-inspect-profiler": "^0.0.20",
     "vscode-minimist": "^1.2.1",
-    "vscode-proxy-agent": "0.4.0",
+    "vscode-proxy-agent": "^0.5.1",
     "vscode-ripgrep": "^1.5.7",
     "vscode-sqlite3": "4.0.8",
     "vscode-textmate": "^4.3.0",
diff --git a/remote/package.json b/remote/package.json
index b7c54b9f23f..51966abe69d 100644
--- a/remote/package.json
+++ b/remote/package.json
@@ -7,7 +7,7 @@
     "cookie": "^0.4.0",
     "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": "0.5.0",
     "jschardet": "1.6.0",
     "native-watchdog": "1.2.0",
@@ -17,7 +17,7 @@
     "semver-umd": "^5.5.3",
     "spdlog": "^0.9.0",
     "vscode-minimist": "^1.2.1",
-    "vscode-proxy-agent": "0.4.0",
+    "vscode-proxy-agent": "^0.5.1",
     "vscode-ripgrep": "^1.5.7",
     "vscode-textmate": "^4.3.0",
     "xterm": "4.2.0",
diff --git a/remote/yarn.lock b/remote/yarn.lock
index 53d881c09c7..c9f3ddd6ebc 100644
--- a/remote/yarn.lock
+++ b/remote/yarn.lock
@@ -2,14 +2,21 @@
 # yarn lockfile v1
 
 
-agent-base@4, agent-base@^4.1.0:
+agent-base@4:
   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==
   dependencies:
     es6-promisify "^5.0.0"
 
-agent-base@~4.2.0:
+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"
+
+agent-base@~4.2.1:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.2.1.tgz#d89e5999f797875674c07d87f260fc41e83e8ca9"
   integrity sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==
@@ -158,7 +165,7 @@ graceful-fs@^4.1.6:
   resolved "https://registry.yarnpkg.com/graceful-fs/-/graceful-fs-4.2.0.tgz#8d8fdc73977cb04104721cb53666c1ca64cd328b"
   integrity sha512-jpSvDPV4Cq/bgtpndIWbI5hmYxhQGHPC4d4cqBPb4DLniCfhJokdXhwhaDuLBGLQdvvRum/UiX6ECVIPvDXqdg==
 
-http-proxy-agent@2.1.0, http-proxy-agent@^2.1.0:
+http-proxy-agent@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/http-proxy-agent/-/http-proxy-agent-2.1.0.tgz#e4821beef5b2142a2026bd73926fe537631c5405"
   integrity sha512-qwHbBLV7WviBl0rQsOzH6o5lwyOIvwp/BdFnvVxXORldu5TmjFfjzBcWUWS5kWAZhmv+JtiDhSuQCp4sBfbIgg==
@@ -166,12 +173,12 @@ http-proxy-agent@2.1.0, http-proxy-agent@^2.1.0:
     agent-base "4"
     debug "3.1.0"
 
-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==
+https-proxy-agent@^2.2.3:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.4.tgz#4ee7a737abd92678a293d9b34a1af4d0d08c787b"
+  integrity sha512-OmvfoQ53WLjtA9HeYP9RNrWMJzzAz1JGaSFr1nijg0PVR1JaD/xbJq1mdEIIlxGpXp9eSe/O2LgU9DJmTPd0Eg==
   dependencies:
-    agent-base "^4.1.0"
+    agent-base "^4.3.0"
     debug "^3.1.0"
 
 iconv-lite@0.5.0:
@@ -330,26 +337,26 @@ semver@^5.3.0:
   resolved "https://registry.yarnpkg.com/semver/-/semver-5.6.0.tgz#7e74256fbaa49c75aa7c7a205cc22799cac80004"
   integrity sha512-RS9R6R35NYgQn++fkDWaOmqGoj4Ek9gGs+DPxNUZKuwE183xjJroKvyo1IzVFeXvUrvmALy6FWD5xrdJT25gMg==
 
-smart-buffer@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/smart-buffer/-/smart-buffer-4.0.1.tgz#07ea1ca8d4db24eb4cac86537d7d18995221ace3"
-  integrity sha512-RFqinRVJVcCAL9Uh1oVqE6FZkqsyLiVOYEZ20TqIOjuX7iFVJ+zsbs4RIghnw/pTs7mZvt8ZHhvm1ZUrR4fykg==
+smart-buffer@4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/smart-buffer/-/smart-buffer-4.0.2.tgz#5207858c3815cc69110703c6b94e46c15634395d"
+  integrity sha512-JDhEpTKzXusOqXZ0BUIdH+CjFdO/CR3tLlf5CN34IypI+xMmXW1uB16OOY8z3cICbJlDAVJzNbwBhNO0wt9OAw==
 
-socks-proxy-agent@4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/socks-proxy-agent/-/socks-proxy-agent-4.0.1.tgz#5936bf8b707a993079c6f37db2091821bffa6473"
-  integrity sha512-Kezx6/VBguXOsEe5oU3lXYyKMi4+gva72TwJ7pQY5JfqUx2nMk7NXA6z/mpNqIlfQjWYVfeuNvQjexiTaTn6Nw==
+socks-proxy-agent@^4.0.1:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/socks-proxy-agent/-/socks-proxy-agent-4.0.2.tgz#3c8991f3145b2799e70e11bd5fbc8b1963116386"
+  integrity sha512-NT6syHhI9LmuEMSK6Kd2V7gNv5KFZoLE7V5udWmn0de+3Mkj3UMA/AJPLyeNUVmElCurSHtUdM3ETpR3z770Wg==
   dependencies:
-    agent-base "~4.2.0"
-    socks "~2.2.0"
+    agent-base "~4.2.1"
+    socks "~2.3.2"
 
-socks@~2.2.0:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/socks/-/socks-2.2.1.tgz#68ad678b3642fbc5d99c64c165bc561eab0215f9"
-  integrity sha512-0GabKw7n9mI46vcNrVfs0o6XzWzjVa3h6GaSo2UPxtWAROXUWavfJWh1M4PR5tnE0dcnQXZIDFP4yrAysLze/w==
+socks@~2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/socks/-/socks-2.3.2.tgz#ade388e9e6d87fdb11649c15746c578922a5883e"
+  integrity sha512-pCpjxQgOByDHLlNqlnh/mNSAxIUkyBBuwwhTcV+enZGbDaClPvHdvm6uvOwZfFJkam7cGhBNbb4JxiP8UZkRvQ==
   dependencies:
     ip "^1.1.5"
-    smart-buffer "^4.0.1"
+    smart-buffer "4.0.2"
 
 spdlog@^0.9.0:
   version "0.9.0"
@@ -377,15 +384,15 @@ vscode-minimist@^1.2.1:
   resolved "https://registry.yarnpkg.com/vscode-minimist/-/vscode-minimist-1.2.1.tgz#e63d3f4a9bf3680dcb8f9304eed612323fd6926a"
   integrity sha512-cmB72+qDoiCFJ1UKnGUBdGYfXzdpJ3bQM/D/+XhkVk5v7uZgLbYiCz5JcwVyk7NC7hSi5VGtQ4wihzmi12NeXw==
 
-vscode-proxy-agent@0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/vscode-proxy-agent/-/vscode-proxy-agent-0.4.0.tgz#574833e65405c6333f350f1b9fef9909deccb6b5"
-  integrity sha512-L+WKjDOXRPxpq31Uj1Wr3++jaNNmhykn8JnGoYcwepbTnUwJKCbyyXRgb/hlBx0LXsF+k3BsnXt+r+5Q8rm97g==
+vscode-proxy-agent@^0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/vscode-proxy-agent/-/vscode-proxy-agent-0.5.1.tgz#7fd15e157c02176a0dca9f87840ad0991a62ca57"
+  integrity sha512-Nnkc7gBk9iAbbZURYZm3p/wvDvRVwDvdzEvDqF1Jh40p6przwQU/JTlV1XLrmd4cCwh6TOAWD81Z3cq+K7Xdmw==
   dependencies:
-    debug "3.1.0"
-    http-proxy-agent "2.1.0"
-    https-proxy-agent "2.2.1"
-    socks-proxy-agent "4.0.1"
+    debug "^3.1.0"
+    http-proxy-agent "^2.1.0"
+    https-proxy-agent "^2.2.3"
+    socks-proxy-agent "^4.0.1"
 
 vscode-ripgrep@^1.5.7:
   version "1.5.7"
diff --git a/test/automation/yarn.lock b/test/automation/yarn.lock
index 60949e0192b..94a1350861f 100644
--- a/test/automation/yarn.lock
+++ b/test/automation/yarn.lock
@@ -730,9 +730,9 @@ hosted-git-info@^2.1.4:
   integrity sha512-pzXIvANXEFrc5oFFXRMkbLPQ2rXRoDERwDLyrcUxGhaZhgP54BBSl9Oheh7Vv0T090cszWBxPjkQQ5Sq1PbBRQ==
 
 https-proxy-agent@^2.2.1:
-  version "2.2.2"
-  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.2.tgz#271ea8e90f836ac9f119daccd39c19ff7dfb0793"
-  integrity sha512-c8Ndjc9Bkpfx/vCJueCPy0jlP4ccCCSNDp8xwCZzPjKJUm+B+u9WX2x98Qx4n1PiMNTWo3D7KK5ifNV/yJyRzg==
+  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"
diff --git a/yarn.lock b/yarn.lock
index 532edf66e47..e52f09005dc 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -384,14 +384,21 @@ acorn@^6.0.2:
   resolved "https://registry.yarnpkg.com/acorn/-/acorn-6.0.7.tgz#490180ce18337270232d9488a44be83d9afb7fd3"
   integrity sha512-HNJNgE60C9eOTgn974Tlp3dpLZdUr+SoxxDwPaY9J/kDNOLQTkaDgwBUXAF4SSsrAwD9RpdxuHK/EbuF+W9Ahw==
 
-agent-base@4, agent-base@^4.1.0:
+agent-base@4:
   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==
   dependencies:
     es6-promisify "^5.0.0"
 
-agent-base@~4.2.0:
+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"
+
+agent-base@~4.2.1:
   version "4.2.1"
   resolved "https://registry.yarnpkg.com/agent-base/-/agent-base-4.2.1.tgz#d89e5999f797875674c07d87f260fc41e83e8ca9"
   integrity sha512-JVwXMr9nHYTUXsBFKUqhJwvlcYU/blreOEUkhNR2eXZIvwd+c+o5V4MgDPKWnMS/56awN3TRzIP+KoPn+roQtg==
@@ -4026,7 +4033,7 @@ http-errors@1.6.2, http-errors@~1.6.2:
     setprototypeof "1.0.3"
     statuses ">= 1.3.1 < 2"
 
-http-proxy-agent@2.1.0, http-proxy-agent@^2.1.0:
+http-proxy-agent@^2.1.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/http-proxy-agent/-/http-proxy-agent-2.1.0.tgz#e4821beef5b2142a2026bd73926fe537631c5405"
   integrity sha512-qwHbBLV7WviBl0rQsOzH6o5lwyOIvwp/BdFnvVxXORldu5TmjFfjzBcWUWS5kWAZhmv+JtiDhSuQCp4sBfbIgg==
@@ -4057,12 +4064,12 @@ 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:
-  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==
+https-proxy-agent@^2.2.3:
+  version "2.2.4"
+  resolved "https://registry.yarnpkg.com/https-proxy-agent/-/https-proxy-agent-2.2.4.tgz#4ee7a737abd92678a293d9b34a1af4d0d08c787b"
+  integrity sha512-OmvfoQ53WLjtA9HeYP9RNrWMJzzAz1JGaSFr1nijg0PVR1JaD/xbJq1mdEIIlxGpXp9eSe/O2LgU9DJmTPd0Eg==
   dependencies:
-    agent-base "^4.1.0"
+    agent-base "^4.3.0"
     debug "^3.1.0"
 
 husky@^0.13.1:
@@ -7697,10 +7704,10 @@ slice-ansi@^2.0.0:
     astral-regex "^1.0.0"
     is-fullwidth-code-point "^2.0.0"
 
-smart-buffer@^4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/smart-buffer/-/smart-buffer-4.0.1.tgz#07ea1ca8d4db24eb4cac86537d7d18995221ace3"
-  integrity sha512-RFqinRVJVcCAL9Uh1oVqE6FZkqsyLiVOYEZ20TqIOjuX7iFVJ+zsbs4RIghnw/pTs7mZvt8ZHhvm1ZUrR4fykg==
+smart-buffer@4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/smart-buffer/-/smart-buffer-4.0.2.tgz#5207858c3815cc69110703c6b94e46c15634395d"
+  integrity sha512-JDhEpTKzXusOqXZ0BUIdH+CjFdO/CR3tLlf5CN34IypI+xMmXW1uB16OOY8z3cICbJlDAVJzNbwBhNO0wt9OAw==
 
 snapdragon-node@^2.0.1:
   version "2.1.1"
@@ -7746,21 +7753,21 @@ sntp@2.x.x:
   dependencies:
     hoek "4.x.x"
 
-socks-proxy-agent@4.0.1:
-  version "4.0.1"
-  resolved "https://registry.yarnpkg.com/socks-proxy-agent/-/socks-proxy-agent-4.0.1.tgz#5936bf8b707a993079c6f37db2091821bffa6473"
-  integrity sha512-Kezx6/VBguXOsEe5oU3lXYyKMi4+gva72TwJ7pQY5JfqUx2nMk7NXA6z/mpNqIlfQjWYVfeuNvQjexiTaTn6Nw==
+socks-proxy-agent@^4.0.1:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/socks-proxy-agent/-/socks-proxy-agent-4.0.2.tgz#3c8991f3145b2799e70e11bd5fbc8b1963116386"
+  integrity sha512-NT6syHhI9LmuEMSK6Kd2V7gNv5KFZoLE7V5udWmn0de+3Mkj3UMA/AJPLyeNUVmElCurSHtUdM3ETpR3z770Wg==
   dependencies:
-    agent-base "~4.2.0"
-    socks "~2.2.0"
+    agent-base "~4.2.1"
+    socks "~2.3.2"
 
-socks@~2.2.0:
-  version "2.2.1"
-  resolved "https://registry.yarnpkg.com/socks/-/socks-2.2.1.tgz#68ad678b3642fbc5d99c64c165bc561eab0215f9"
-  integrity sha512-0GabKw7n9mI46vcNrVfs0o6XzWzjVa3h6GaSo2UPxtWAROXUWavfJWh1M4PR5tnE0dcnQXZIDFP4yrAysLze/w==
+socks@~2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/socks/-/socks-2.3.2.tgz#ade388e9e6d87fdb11649c15746c578922a5883e"
+  integrity sha512-pCpjxQgOByDHLlNqlnh/mNSAxIUkyBBuwwhTcV+enZGbDaClPvHdvm6uvOwZfFJkam7cGhBNbb4JxiP8UZkRvQ==
   dependencies:
     ip "^1.1.5"
-    smart-buffer "^4.0.1"
+    smart-buffer "4.0.2"
 
 sort-keys@^1.0.0:
   version "1.1.2"
@@ -8978,15 +8985,15 @@ vscode-nls-dev@^3.3.1:
     xml2js "^0.4.19"
     yargs "^13.2.4"
 
-vscode-proxy-agent@0.4.0:
-  version "0.4.0"
-  resolved "https://registry.yarnpkg.com/vscode-proxy-agent/-/vscode-proxy-agent-0.4.0.tgz#574833e65405c6333f350f1b9fef9909deccb6b5"
-  integrity sha512-L+WKjDOXRPxpq31Uj1Wr3++jaNNmhykn8JnGoYcwepbTnUwJKCbyyXRgb/hlBx0LXsF+k3BsnXt+r+5Q8rm97g==
+vscode-proxy-agent@^0.5.1:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/vscode-proxy-agent/-/vscode-proxy-agent-0.5.1.tgz#7fd15e157c02176a0dca9f87840ad0991a62ca57"
+  integrity sha512-Nnkc7gBk9iAbbZURYZm3p/wvDvRVwDvdzEvDqF1Jh40p6przwQU/JTlV1XLrmd4cCwh6TOAWD81Z3cq+K7Xdmw==
   dependencies:
-    debug "3.1.0"
-    http-proxy-agent "2.1.0"
-    https-proxy-agent "2.2.1"
-    socks-proxy-agent "4.0.1"
+    debug "^3.1.0"
+    http-proxy-agent "^2.1.0"
+    https-proxy-agent "^2.2.3"
+    socks-proxy-agent "^4.0.1"
 
 vscode-ripgrep@^1.5.7:
   version "1.5.7"